20741786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{27509}}^1$

素因数の和:27553

約数の個数: 16

約数和(自身を含む): 34662600

約数和(自身を除く): 13920814

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 27509, 55018, 357617, 715234, 797761, 1595522, 10370893, 20741786]

約数ペア:

[(1, 20741786), (2, 10370893), (13, 1595522), (26, 797761), (29, 715234), (58, 357617), (377, 55018), (754, 27509)]