18745841690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2980261}}^1$

素因数の和:2980322

約数の個数: 32

約数和(自身を含む): 36692985744

約数和(自身を除く): 17947144054

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 85, 170, 185, 370, 629, 1258, 3145, 6290, 2980261, 5960522, 14901305, 29802610, 50664437, 101328874, 110269657, 220539314, 253322185, 506644370, 551348285, 1102696570, 1874584169, 3749168338, 9372920845, 18745841690]

約数ペア:

[(1, 18745841690), (2, 9372920845), (5, 3749168338), (10, 1874584169), (17, 1102696570), (34, 551348285), (37, 506644370), (74, 253322185), (85, 220539314), (170, 110269657), (185, 101328874), (370, 50664437), (629, 29802610), (1258, 14901305), (3145, 5960522), (6290, 2980261)]