20480367

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{631}}^1$

素因数の和:1014

約数の個数: 16

約数和(自身を含む): 28313600

約数和(自身を除く): 7833233

約数列:

[1, 3, 31, 93, 349, 631, 1047, 1893, 10819, 19561, 32457, 58683, 220219, 660657, 6826789, 20480367]

約数ペア:

[(1, 20480367), (3, 6826789), (31, 660657), (93, 220219), (349, 58683), (631, 32457), (1047, 19561), (1893, 10819)]