17921912

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{317}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 34801920

約数和(自身を除く): 16880008

約数列:

[1, 2, 4, 8, 37, 74, 148, 191, 296, 317, 382, 634, 764, 1268, 1528, 2536, 7067, 11729, 14134, 23458, 28268, 46916, 56536, 60547, 93832, 121094, 242188, 484376, 2240239, 4480478, 8960956, 17921912]

約数ペア:

[(1, 17921912), (2, 8960956), (4, 4480478), (8, 2240239), (37, 484376), (74, 242188), (148, 121094), (191, 93832), (296, 60547), (317, 56536), (382, 46916), (634, 28268), (764, 23458), (1268, 14134), (1528, 11729), (2536, 7067)]