18695716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21149}}^1$

素因数の和:21183

約数の個数: 24

約数和(自身を含む): 37308600

約数和(自身を除く): 18612884

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 21149, 42298, 84596, 274937, 359533, 549874, 719066, 1099748, 1438132, 4673929, 9347858, 18695716]

約数ペア:

[(1, 18695716), (2, 9347858), (4, 4673929), (13, 1438132), (17, 1099748), (26, 719066), (34, 549874), (52, 359533), (68, 274937), (221, 84596), (442, 42298), (884, 21149)]