20165929072

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:423

約数の個数: 160

約数和(自身を含む): 43134739200

約数和(自身を除く): 22968810128

約数列:

[1, 2, 4, 8, 16, 19, 38, 59, 67, 76, 97, 118, 134, 152, 173, 194, 236, 268, 304, 346, 388, 472, 536, 692, 776, 944, 1072, 1121, 1273, 1384, 1552, 1843, 2242, 2546, 2768, 3287, 3686, 3953, 4484, 5092, 5723, 6499, 6574, 7372, 7906, 8968, 10184, 10207, 11446, 11591, 12998, 13148, 14744, 15812, 16781, 17936, 20368, 20414, 22892, 23182, 25996, 26296, 29488, 31624, 33562, 40828, 45784, 46364, 51992, 52592, 63248, 67124, 75107, 81656, 91568, 92728, 103984, 108737, 123481, 134248, 150214, 163312, 185456, 193933, 217474, 220229, 246962, 268496, 300428, 318839, 383441, 387866, 434948, 440458, 493924, 600856, 637678, 683869, 766882, 775732, 869896, 880916, 987848, 990079, 1124327, 1201712, 1275356, 1367738, 1533764, 1551464, 1739792, 1761832, 1975696, 1980158, 2248654, 2550712, 2735476, 3067528, 3102928, 3523664, 3960316, 4497308, 5101424, 5470952, 6135056, 7285379, 7920632, 8994616, 10941904, 12993511, 14570758, 15841264, 17989232, 18811501, 21362213, 25987022, 29141516, 37623002, 42724426, 51974044, 58283032, 66335293, 75246004, 85448852, 103948088, 116566064, 132670586, 150492008, 170897704, 207896176, 265341172, 300984016, 341795408, 530682344, 1061364688, 1260370567, 2520741134, 5041482268, 10082964536, 20165929072]

約数ペア:

[(1, 20165929072), (2, 10082964536), (4, 5041482268), (8, 2520741134), (16, 1260370567), (19, 1061364688), (38, 530682344), (59, 341795408), (67, 300984016), (76, 265341172), (97, 207896176), (118, 170897704), (134, 150492008), (152, 132670586), (173, 116566064), (194, 103948088), (236, 85448852), (268, 75246004), (304, 66335293), (346, 58283032), (388, 51974044), (472, 42724426), (536, 37623002), (692, 29141516), (776, 25987022), (944, 21362213), (1072, 18811501), (1121, 17989232), (1273, 15841264), (1384, 14570758), (1552, 12993511), (1843, 10941904), (2242, 8994616), (2546, 7920632), (2768, 7285379), (3287, 6135056), (3686, 5470952), (3953, 5101424), (4484, 4497308), (5092, 3960316), (5723, 3523664), (6499, 3102928), (6574, 3067528), (7372, 2735476), (7906, 2550712), (8968, 2248654), (10184, 1980158), (10207, 1975696), (11446, 1761832), (11591, 1739792), (12998, 1551464), (13148, 1533764), (14744, 1367738), (15812, 1275356), (16781, 1201712), (17936, 1124327), (20368, 990079), (20414, 987848), (22892, 880916), (23182, 869896), (25996, 775732), (26296, 766882), (29488, 683869), (31624, 637678), (33562, 600856), (40828, 493924), (45784, 440458), (46364, 434948), (51992, 387866), (52592, 383441), (63248, 318839), (67124, 300428), (75107, 268496), (81656, 246962), (91568, 220229), (92728, 217474), (103984, 193933), (108737, 185456), (123481, 163312), (134248, 150214)]