20529182009

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1\times {\mathrm{220789}}^1$

素因数の和:221192

約数の個数: 16

約数和(自身を含む): 24163257600

約数和(自身を除く): 3634075591

約数列:

[1, 7, 37, 259, 359, 2513, 13283, 92981, 220789, 1545523, 8169193, 57184351, 79263251, 554842757, 2932740287, 20529182009]

約数ペア:

[(1, 20529182009), (7, 2932740287), (37, 554842757), (259, 79263251), (359, 57184351), (2513, 8169193), (13283, 1545523), (92981, 220789)]