30989388

素因数分解:

$2^2\times 3^1\times {\mathrm{1607}}^2$

素因数の和:3221

約数の個数: 18

約数和(自身を含む): 72353596

約数和(自身を除く): 41364208

約数列:

[1, 2, 3, 4, 6, 12, 1607, 3214, 4821, 6428, 9642, 19284, 2582449, 5164898, 7747347, 10329796, 15494694, 30989388]

約数ペア:

[(1, 30989388), (2, 15494694), (3, 10329796), (4, 7747347), (6, 5164898), (12, 2582449), (1607, 19284), (3214, 9642), (4821, 6428)]