20796610968

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{557}}^2$

素因数の和:1159

約数の個数: 216

約数和(自身を含む): 69092396100

約数和(自身を除く): 48295785132

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 49, 56, 57, 63, 72, 76, 84, 98, 114, 126, 133, 147, 152, 168, 171, 196, 228, 252, 266, 294, 342, 392, 399, 441, 456, 504, 532, 557, 588, 684, 798, 882, 931, 1064, 1114, 1176, 1197, 1368, 1596, 1671, 1764, 1862, 2228, 2394, 2793, 3192, 3342, 3528, 3724, 3899, 4456, 4788, 5013, 5586, 6684, 7448, 7798, 8379, 9576, 10026, 10583, 11172, 11697, 13368, 15596, 16758, 20052, 21166, 22344, 23394, 27293, 31192, 31749, 33516, 35091, 40104, 42332, 46788, 54586, 63498, 67032, 70182, 74081, 81879, 84664, 93576, 95247, 109172, 126996, 140364, 148162, 163758, 190494, 218344, 222243, 245637, 253992, 280728, 296324, 310249, 327516, 380988, 444486, 491274, 518567, 592648, 620498, 655032, 666729, 761976, 888972, 930747, 982548, 1037134, 1240996, 1333458, 1555701, 1777944, 1861494, 1965096, 2074268, 2171743, 2481992, 2666916, 2792241, 3111402, 3722988, 4148536, 4343486, 4667103, 5333832, 5584482, 5894731, 6222804, 6515229, 7445976, 8686972, 9334206, 11168964, 11789462, 12445608, 13030458, 15202201, 17373944, 17684193, 18668412, 19545687, 22337928, 23578924, 26060916, 30404402, 35368386, 37336824, 39091374, 41263117, 45606603, 47157848, 52121832, 53052579, 60808804, 70736772, 78182748, 82526234, 91213206, 106105158, 121617608, 123789351, 136819809, 141473544, 156365496, 165052468, 182426412, 212210316, 247578702, 273639618, 288841819, 330104936, 364852824, 371368053, 424420632, 495157404, 547279236, 577683638, 742736106, 866525457, 990314808, 1094558472, 1155367276, 1485472212, 1733050914, 2310734552, 2599576371, 2970944424, 3466101828, 5199152742, 6932203656, 10398305484, 20796610968]

約数ペア:

[(1, 20796610968), (2, 10398305484), (3, 6932203656), (4, 5199152742), (6, 3466101828), (7, 2970944424), (8, 2599576371), (9, 2310734552), (12, 1733050914), (14, 1485472212), (18, 1155367276), (19, 1094558472), (21, 990314808), (24, 866525457), (28, 742736106), (36, 577683638), (38, 547279236), (42, 495157404), (49, 424420632), (56, 371368053), (57, 364852824), (63, 330104936), (72, 288841819), (76, 273639618), (84, 247578702), (98, 212210316), (114, 182426412), (126, 165052468), (133, 156365496), (147, 141473544), (152, 136819809), (168, 123789351), (171, 121617608), (196, 106105158), (228, 91213206), (252, 82526234), (266, 78182748), (294, 70736772), (342, 60808804), (392, 53052579), (399, 52121832), (441, 47157848), (456, 45606603), (504, 41263117), (532, 39091374), (557, 37336824), (588, 35368386), (684, 30404402), (798, 26060916), (882, 23578924), (931, 22337928), (1064, 19545687), (1114, 18668412), (1176, 17684193), (1197, 17373944), (1368, 15202201), (1596, 13030458), (1671, 12445608), (1764, 11789462), (1862, 11168964), (2228, 9334206), (2394, 8686972), (2793, 7445976), (3192, 6515229), (3342, 6222804), (3528, 5894731), (3724, 5584482), (3899, 5333832), (4456, 4667103), (4788, 4343486), (5013, 4148536), (5586, 3722988), (6684, 3111402), (7448, 2792241), (7798, 2666916), (8379, 2481992), (9576, 2171743), (10026, 2074268), (10583, 1965096), (11172, 1861494), (11697, 1777944), (13368, 1555701), (15596, 1333458), (16758, 1240996), (20052, 1037134), (21166, 982548), (22344, 930747), (23394, 888972), (27293, 761976), (31192, 666729), (31749, 655032), (33516, 620498), (35091, 592648), (40104, 518567), (42332, 491274), (46788, 444486), (54586, 380988), (63498, 327516), (67032, 310249), (70182, 296324), (74081, 280728), (81879, 253992), (84664, 245637), (93576, 222243), (95247, 218344), (109172, 190494), (126996, 163758), (140364, 148162)]