20376711

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{17551}}^1$

素因数の和:17603

約数の個数: 16

約数和(自身を含む): 30891520

約数和(自身を除く): 10514809

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 17551, 52653, 157959, 473877, 754693, 2264079, 6792237, 20376711]

約数ペア:

[(1, 20376711), (3, 6792237), (9, 2264079), (27, 754693), (43, 473877), (129, 157959), (387, 52653), (1161, 17551)]