20331879

素因数分解:

$3^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{641}}^1$

素因数の和:850

約数の個数: 16

約数和(自身を含む): 27683040

約数和(自身を除く): 7351161

約数列:

[1, 3, 97, 109, 291, 327, 641, 1923, 10573, 31719, 62177, 69869, 186531, 209607, 6777293, 20331879]

約数ペア:

[(1, 20331879), (3, 6777293), (97, 209607), (109, 186531), (291, 69869), (327, 62177), (641, 31719), (1923, 10573)]