20123100279

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{117678949}}^1$

素因数の和:117678974

約数の個数: 12

約数和(自身を含む): 30596527000

約数和(自身を除く): 10473426721

約数列:

[1, 3, 9, 19, 57, 171, 117678949, 353036847, 1059110541, 2235900031, 6707700093, 20123100279]

約数ペア:

[(1, 20123100279), (3, 6707700093), (9, 2235900031), (19, 1059110541), (57, 353036847), (171, 117678949)]