18703923

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{46877}}^1$

素因数の和:46906

約数の個数: 16

約数和(自身を含む): 30001920

約数和(自身を除く): 11297997

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 46877, 140631, 328139, 890663, 984417, 2671989, 6234641, 18703923]

約数ペア:

[(1, 18703923), (3, 6234641), (7, 2671989), (19, 984417), (21, 890663), (57, 328139), (133, 140631), (399, 46877)]