20121207479

素因数分解:

${\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{631}}^1\times {\mathrm{9103}}^1$

素因数の和:9878

約数の個数: 16

約数和(自身を含む): 20989599744

約数和(自身を除く): 868392265

約数列:

[1, 31, 113, 631, 3503, 9103, 19561, 71303, 282193, 1028639, 2210393, 5743993, 31887809, 178063783, 649071209, 20121207479]

約数ペア:

[(1, 20121207479), (31, 649071209), (113, 178063783), (631, 31887809), (3503, 5743993), (9103, 2210393), (19561, 1028639), (71303, 282193)]