20121695997

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{3001}}^1\times {\mathrm{171923}}^1$

素因数の和:174940

約数の個数: 16

約数和(自身を含む): 28902487488

約数和(自身を除く): 8780791491

約数列:

[1, 3, 13, 39, 3001, 9003, 39013, 117039, 171923, 515769, 2234999, 6704997, 515940923, 1547822769, 6707231999, 20121695997]

約数ペア:

[(1, 20121695997), (3, 6707231999), (13, 1547822769), (39, 515940923), (3001, 6704997), (9003, 2234999), (39013, 515769), (117039, 171923)]