20228325

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{20747}}^1$

素因数の和:20773

約数の個数: 24

約数和(自身を含む): 36018528

約数和(自身を除く): 15790203

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 20747, 62241, 103735, 269711, 311205, 518675, 809133, 1348555, 1556025, 4045665, 6742775, 20228325]

約数ペア:

[(1, 20228325), (3, 6742775), (5, 4045665), (13, 1556025), (15, 1348555), (25, 809133), (39, 518675), (65, 311205), (75, 269711), (195, 103735), (325, 62241), (975, 20747)]