19873669948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{38767}}^1$

素因数の和:39034

約数の個数: 48

約数和(自身を含む): 38765518848

約数和(自身を除く): 18891848900

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 191, 244, 382, 671, 764, 1342, 2101, 2684, 4202, 8404, 11651, 23302, 38767, 46604, 77534, 128161, 155068, 256322, 426437, 512644, 852874, 1705748, 2364787, 4729574, 7404497, 9459148, 14808994, 26012657, 29617988, 52025314, 81449467, 104050628, 162898934, 325797868, 451674317, 903348634, 1806697268, 4968417487, 9936834974, 19873669948]

約数ペア:

[(1, 19873669948), (2, 9936834974), (4, 4968417487), (11, 1806697268), (22, 903348634), (44, 451674317), (61, 325797868), (122, 162898934), (191, 104050628), (244, 81449467), (382, 52025314), (671, 29617988), (764, 26012657), (1342, 14808994), (2101, 9459148), (2684, 7404497), (4202, 4729574), (8404, 2364787), (11651, 1705748), (23302, 852874), (38767, 512644), (46604, 426437), (77534, 256322), (128161, 155068)]