1978457858

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{120977}}^1$

素因数の和:121046

約数の個数: 32

約数和(自身を含む): 3475455984

約数和(自身を除く): 1496998126

約数列:

[1, 2, 13, 17, 26, 34, 37, 74, 221, 442, 481, 629, 962, 1258, 8177, 16354, 120977, 241954, 1572701, 2056609, 3145402, 4113218, 4476149, 8952298, 26735917, 53471834, 58189937, 76094533, 116379874, 152189066, 989228929, 1978457858]

約数ペア:

[(1, 1978457858), (2, 989228929), (13, 152189066), (17, 116379874), (26, 76094533), (34, 58189937), (37, 53471834), (74, 26735917), (221, 8952298), (442, 4476149), (481, 4113218), (629, 3145402), (962, 2056609), (1258, 1572701), (8177, 241954), (16354, 120977)]