20512073378

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{11633}}^1$

素因数の和:11942

約数の個数: 32

約数和(自身を含む): 31809682800

約数和(自身を除く): 11297609422

約数列:

[1, 2, 61, 97, 122, 149, 194, 298, 5917, 9089, 11633, 11834, 14453, 18178, 23266, 28906, 709613, 881633, 1128401, 1419226, 1733317, 1763266, 2256802, 3466634, 68832461, 105732337, 137664922, 168131749, 211464674, 336263498, 10256036689, 20512073378]

約数ペア:

[(1, 20512073378), (2, 10256036689), (61, 336263498), (97, 211464674), (122, 168131749), (149, 137664922), (194, 105732337), (298, 68832461), (5917, 3466634), (9089, 2256802), (11633, 1763266), (11834, 1733317), (14453, 1419226), (18178, 1128401), (23266, 881633), (28906, 709613)]