20625747

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2749}}^1$

素因数の和:2854

約数の個数: 16

約数和(自身を含む): 28644000

約数和(自身を除く): 8018253

約数列:

[1, 3, 41, 61, 123, 183, 2501, 2749, 7503, 8247, 112709, 167689, 338127, 503067, 6875249, 20625747]

約数ペア:

[(1, 20625747), (3, 6875249), (41, 503067), (61, 338127), (123, 167689), (183, 112709), (2501, 8247), (2749, 7503)]