20163555468

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{1632941}}^1$

素因数の和:1632972

約数の個数: 72

約数和(自身を含む): 59439088800

約数和(自身を除く): 39275533332

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 882, 1029, 1372, 1764, 2058, 3087, 4116, 6174, 12348, 1632941, 3265882, 4898823, 6531764, 9797646, 11430587, 14696469, 19595292, 22861174, 29392938, 34291761, 45722348, 58785876, 68583522, 80014109, 102875283, 137167044, 160028218, 205750566, 240042327, 320056436, 411501132, 480084654, 560098763, 720126981, 960169308, 1120197526, 1440253962, 1680296289, 2240395052, 2880507924, 3360592578, 5040888867, 6721185156, 10081777734, 20163555468]

約数ペア:

[(1, 20163555468), (2, 10081777734), (3, 6721185156), (4, 5040888867), (6, 3360592578), (7, 2880507924), (9, 2240395052), (12, 1680296289), (14, 1440253962), (18, 1120197526), (21, 960169308), (28, 720126981), (36, 560098763), (42, 480084654), (49, 411501132), (63, 320056436), (84, 240042327), (98, 205750566), (126, 160028218), (147, 137167044), (196, 102875283), (252, 80014109), (294, 68583522), (343, 58785876), (441, 45722348), (588, 34291761), (686, 29392938), (882, 22861174), (1029, 19595292), (1372, 14696469), (1764, 11430587), (2058, 9797646), (3087, 6531764), (4116, 4898823), (6174, 3265882), (12348, 1632941)]