20780637698

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{8443}}^1\times {\mathrm{17333}}^1$

素因数の和:25849

約数の個数: 16

約数和(自身を含む): 31615551936

約数和(自身を除く): 10834914238

約数列:

[1, 2, 71, 142, 8443, 16886, 17333, 34666, 599453, 1198906, 1230643, 2461286, 146342519, 292685038, 10390318849, 20780637698]

約数ペア:

[(1, 20780637698), (2, 10390318849), (71, 292685038), (142, 146342519), (8443, 2461286), (16886, 1230643), (17333, 1198906), (34666, 599453)]