20758064

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{4933}}^1$

素因数の和:5204

約数の個数: 20

約数和(自身を含む): 40379856

約数和(自身を除く): 19621792

約数列:

[1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4208, 4933, 9866, 19732, 39464, 78928, 1297379, 2594758, 5189516, 10379032, 20758064]

約数ペア:

[(1, 20758064), (2, 10379032), (4, 5189516), (8, 2594758), (16, 1297379), (263, 78928), (526, 39464), (1052, 19732), (2104, 9866), (4208, 4933)]