20512508564

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{2081}}^1\times {\mathrm{33757}}^1$

素因数の和:35915

約数の個数: 24

約数和(自身を含む): 36407192808

約数和(自身を除く): 15894684244

約数列:

[1, 2, 4, 73, 146, 292, 2081, 4162, 8324, 33757, 67514, 135028, 151913, 303826, 607652, 2464261, 4928522, 9857044, 70248317, 140496634, 280993268, 5128127141, 10256254282, 20512508564]

約数ペア:

[(1, 20512508564), (2, 10256254282), (4, 5128127141), (73, 280993268), (146, 140496634), (292, 70248317), (2081, 9857044), (4162, 4928522), (8324, 2464261), (33757, 607652), (67514, 303826), (135028, 151913)]