20120690851

素因数分解:

${\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1657}}^1\times {\mathrm{10477}}^1$

素因数の和:12214

約数の個数: 16

約数和(自身を含む): 21541929760

約数和(自身を除く): 1421238909

約数列:

[1, 19, 61, 1159, 1657, 10477, 31483, 101077, 199063, 639097, 1920463, 12142843, 17360389, 329847391, 1058983729, 20120690851]

約数ペア:

[(1, 20120690851), (19, 1058983729), (61, 329847391), (1159, 17360389), (1657, 12142843), (10477, 1920463), (31483, 639097), (101077, 199063)]