20565207946

素因数分解:

$2^1\times {\mathrm{571}}^1\times {\mathrm{823}}^1\times {\mathrm{21881}}^1$

素因数の和:23277

約数の個数: 16

約数和(自身を含む): 30940797888

約数和(自身を除く): 10375589942

約数列:

[1, 2, 571, 823, 1142, 1646, 21881, 43762, 469933, 939866, 12494051, 18008063, 24988102, 36016126, 10282603973, 20565207946]

約数ペア:

[(1, 20565207946), (2, 10282603973), (571, 36016126), (823, 24988102), (1142, 18008063), (1646, 12494051), (21881, 939866), (43762, 469933)]