16961860

素因数分解:

$2^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1033}}^1$

素因数の和:1863

約数の個数: 24

約数和(自身を含む): 35697816

約数和(自身を除く): 18735956

約数列:

[1, 2, 4, 5, 10, 20, 821, 1033, 1642, 2066, 3284, 4105, 4132, 5165, 8210, 10330, 16420, 20660, 848093, 1696186, 3392372, 4240465, 8480930, 16961860]

約数ペア:

[(1, 16961860), (2, 8480930), (4, 4240465), (5, 3392372), (10, 1696186), (20, 848093), (821, 20660), (1033, 16420), (1642, 10330), (2066, 8210), (3284, 5165), (4105, 4132)]