20887506

素因数分解:

$2^1\times 3^2\times {\mathrm{683}}^1\times {\mathrm{1699}}^1$

素因数の和:2390

約数の個数: 24

約数和(自身を含む): 45349200

約数和(自身を除く): 24461694

約数列:

[1, 2, 3, 6, 9, 18, 683, 1366, 1699, 2049, 3398, 4098, 5097, 6147, 10194, 12294, 15291, 30582, 1160417, 2320834, 3481251, 6962502, 10443753, 20887506]

約数ペア:

[(1, 20887506), (2, 10443753), (3, 6962502), (6, 3481251), (9, 2320834), (18, 1160417), (683, 30582), (1366, 15291), (1699, 12294), (2049, 10194), (3398, 6147), (4098, 5097)]