20953194192

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{821}}^1\times {\mathrm{3617}}^1$

素因数の和:4466

約数の個数: 180

約数和(自身を含む): 68315662116

約数和(自身を除く): 47362467924

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 821, 882, 1008, 1176, 1642, 1764, 2352, 2463, 3284, 3528, 3617, 4926, 5747, 6568, 7056, 7234, 7389, 9852, 10851, 11494, 13136, 14468, 14778, 17241, 19704, 21702, 22988, 25319, 28936, 29556, 32553, 34482, 39408, 40229, 43404, 45976, 50638, 51723, 57872, 59112, 65106, 68964, 75957, 80458, 86808, 91952, 101276, 103446, 118224, 120687, 130212, 137928, 151914, 160916, 173616, 177233, 202552, 206892, 227871, 241374, 260424, 275856, 303828, 321832, 354466, 362061, 405104, 413784, 455742, 482748, 520848, 531699, 607656, 643664, 708932, 724122, 827568, 911484, 965496, 1063398, 1215312, 1417864, 1448244, 1595097, 1822968, 1930992, 2126796, 2835728, 2896488, 2969557, 3190194, 3645936, 4253592, 5792976, 5939114, 6380388, 8507184, 8908671, 11878228, 12760776, 17817342, 20786899, 23756456, 25521552, 26726013, 35634684, 41573798, 47512912, 53452026, 62360697, 71269368, 83147596, 106904052, 124721394, 142538736, 145508293, 166295192, 187082091, 213808104, 249442788, 291016586, 332590384, 374164182, 427616208, 436524879, 498885576, 582033172, 748328364, 873049758, 997771152, 1164066344, 1309574637, 1496656728, 1746099516, 2328132688, 2619149274, 2993313456, 3492199032, 5238298548, 6984398064, 10476597096, 20953194192]

約数ペア:

[(1, 20953194192), (2, 10476597096), (3, 6984398064), (4, 5238298548), (6, 3492199032), (7, 2993313456), (8, 2619149274), (9, 2328132688), (12, 1746099516), (14, 1496656728), (16, 1309574637), (18, 1164066344), (21, 997771152), (24, 873049758), (28, 748328364), (36, 582033172), (42, 498885576), (48, 436524879), (49, 427616208), (56, 374164182), (63, 332590384), (72, 291016586), (84, 249442788), (98, 213808104), (112, 187082091), (126, 166295192), (144, 145508293), (147, 142538736), (168, 124721394), (196, 106904052), (252, 83147596), (294, 71269368), (336, 62360697), (392, 53452026), (441, 47512912), (504, 41573798), (588, 35634684), (784, 26726013), (821, 25521552), (882, 23756456), (1008, 20786899), (1176, 17817342), (1642, 12760776), (1764, 11878228), (2352, 8908671), (2463, 8507184), (3284, 6380388), (3528, 5939114), (3617, 5792976), (4926, 4253592), (5747, 3645936), (6568, 3190194), (7056, 2969557), (7234, 2896488), (7389, 2835728), (9852, 2126796), (10851, 1930992), (11494, 1822968), (13136, 1595097), (14468, 1448244), (14778, 1417864), (17241, 1215312), (19704, 1063398), (21702, 965496), (22988, 911484), (25319, 827568), (28936, 724122), (29556, 708932), (32553, 643664), (34482, 607656), (39408, 531699), (40229, 520848), (43404, 482748), (45976, 455742), (50638, 413784), (51723, 405104), (57872, 362061), (59112, 354466), (65106, 321832), (68964, 303828), (75957, 275856), (80458, 260424), (86808, 241374), (91952, 227871), (101276, 206892), (103446, 202552), (118224, 177233), (120687, 173616), (130212, 160916), (137928, 151914)]