20188980168

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{691}}^1\times {\mathrm{2851}}^1$

素因数の和:3619

約数の個数: 128

約数和(自身を含む): 58733859840

約数和(自身を除く): 38544879672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 61, 84, 122, 168, 183, 244, 366, 427, 488, 691, 732, 854, 1281, 1382, 1464, 1708, 2073, 2562, 2764, 2851, 3416, 4146, 4837, 5124, 5528, 5702, 8292, 8553, 9674, 10248, 11404, 14511, 16584, 17106, 19348, 19957, 22808, 29022, 34212, 38696, 39914, 42151, 58044, 59871, 68424, 79828, 84302, 116088, 119742, 126453, 159656, 168604, 173911, 239484, 252906, 295057, 337208, 347822, 478968, 505812, 521733, 590114, 695644, 885171, 1011624, 1043466, 1180228, 1217377, 1391288, 1770342, 1970041, 2086932, 2360456, 2434754, 3540684, 3652131, 3940082, 4173864, 4869508, 5910123, 7081368, 7304262, 7880164, 9739016, 11820246, 13790287, 14608524, 15760328, 23640492, 27580574, 29217048, 41370861, 47280984, 55161148, 82741722, 110322296, 120172501, 165483444, 240345002, 330966888, 360517503, 480690004, 721035006, 841207507, 961380008, 1442070012, 1682415014, 2523622521, 2884140024, 3364830028, 5047245042, 6729660056, 10094490084, 20188980168]

約数ペア:

[(1, 20188980168), (2, 10094490084), (3, 6729660056), (4, 5047245042), (6, 3364830028), (7, 2884140024), (8, 2523622521), (12, 1682415014), (14, 1442070012), (21, 961380008), (24, 841207507), (28, 721035006), (42, 480690004), (56, 360517503), (61, 330966888), (84, 240345002), (122, 165483444), (168, 120172501), (183, 110322296), (244, 82741722), (366, 55161148), (427, 47280984), (488, 41370861), (691, 29217048), (732, 27580574), (854, 23640492), (1281, 15760328), (1382, 14608524), (1464, 13790287), (1708, 11820246), (2073, 9739016), (2562, 7880164), (2764, 7304262), (2851, 7081368), (3416, 5910123), (4146, 4869508), (4837, 4173864), (5124, 3940082), (5528, 3652131), (5702, 3540684), (8292, 2434754), (8553, 2360456), (9674, 2086932), (10248, 1970041), (11404, 1770342), (14511, 1391288), (16584, 1217377), (17106, 1180228), (19348, 1043466), (19957, 1011624), (22808, 885171), (29022, 695644), (34212, 590114), (38696, 521733), (39914, 505812), (42151, 478968), (58044, 347822), (59871, 337208), (68424, 295057), (79828, 252906), (84302, 239484), (116088, 173911), (119742, 168604), (126453, 159656)]