19021028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21517}}^1$

素因数の和:21551

約数の個数: 24

約数和(自身を含む): 37957752

約数和(自身を除く): 18936724

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 21517, 43034, 86068, 279721, 365789, 559442, 731578, 1118884, 1463156, 4755257, 9510514, 19021028]

約数ペア:

[(1, 19021028), (2, 9510514), (4, 4755257), (13, 1463156), (17, 1118884), (26, 731578), (34, 559442), (52, 365789), (68, 279721), (221, 86068), (442, 43034), (884, 21517)]