19323205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{859}}^1$

素因数の和:1284

約数の個数: 16

約数和(自身を含む): 25387200

約数和(自身を除く): 6063995

約数列:

[1, 5, 11, 55, 409, 859, 2045, 4295, 4499, 9449, 22495, 47245, 351331, 1756655, 3864641, 19323205]

約数ペア:

[(1, 19323205), (5, 3864641), (11, 1756655), (55, 351331), (409, 47245), (859, 22495), (2045, 9449), (4295, 4499)]