20403934072

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{8825231}}^1$

素因数の和:8825271

約数の個数: 24

約数和(自身を含む): 40640193360

約数和(自身を除く): 20236259288

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 8825231, 17650462, 35300924, 70601848, 150028927, 300057854, 600115708, 1200231416, 2550491759, 5100983518, 10201967036, 20403934072]

約数ペア:

[(1, 20403934072), (2, 10201967036), (4, 5100983518), (8, 2550491759), (17, 1200231416), (34, 600115708), (68, 300057854), (136, 150028927), (289, 70601848), (578, 35300924), (1156, 17650462), (2312, 8825231)]