20335977

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{353}}^1$

素因数の和:569

約数の個数: 24

約数和(自身を含む): 30428424

約数和(自身を除く): 10092447

約数列:

[1, 3, 9, 37, 111, 173, 333, 353, 519, 1059, 1557, 3177, 6401, 13061, 19203, 39183, 57609, 61069, 117549, 183207, 549621, 2259553, 6778659, 20335977]

約数ペア:

[(1, 20335977), (3, 6778659), (9, 2259553), (37, 549621), (111, 183207), (173, 117549), (333, 61069), (353, 57609), (519, 39183), (1059, 19203), (1557, 13061), (3177, 6401)]