20912733

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{62801}}^1$

素因数の和:62844

約数の個数: 12

約数和(自身を含む): 31024188

約数和(自身を除く): 10111455

約数列:

[1, 3, 9, 37, 111, 333, 62801, 188403, 565209, 2323637, 6970911, 20912733]

約数ペア:

[(1, 20912733), (3, 6970911), (9, 2323637), (37, 565209), (111, 188403), (333, 62801)]