20127863

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{239}}^1$

素因数の和:526

約数の個数: 16

約数和(自身を含む): 23639040

約数和(自身を除く): 3511177

約数列:

[1, 7, 53, 227, 239, 371, 1589, 1673, 12031, 12667, 54253, 84217, 88669, 379771, 2875409, 20127863]

約数ペア:

[(1, 20127863), (7, 2875409), (53, 379771), (227, 88669), (239, 84217), (371, 54253), (1589, 12667), (1673, 12031)]