20125481719

素因数分解:

$7^1\times {\mathrm{71}}^2\times {\mathrm{163}}^1\times {\mathrm{3499}}^1$

素因数の和:3811

約数の個数: 24

約数和(自身を含む): 23478896000

約数和(自身を除く): 3353414281

約数列:

[1, 7, 71, 163, 497, 1141, 3499, 5041, 11573, 24493, 35287, 81011, 248429, 570337, 821683, 1739003, 3992359, 5751781, 17638459, 40493927, 123469213, 283457489, 2875068817, 20125481719]

約数ペア:

[(1, 20125481719), (7, 2875068817), (71, 283457489), (163, 123469213), (497, 40493927), (1141, 17638459), (3499, 5751781), (5041, 3992359), (11573, 1739003), (24493, 821683), (35287, 570337), (81011, 248429)]