20132008204

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{260413}}^1$

素因数の和:260686

約数の個数: 48

約数和(自身を含む): 44099548416

約数和(自身を除く): 23967540212

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 251, 308, 502, 1004, 1757, 2761, 3514, 5522, 7028, 11044, 19327, 38654, 77308, 260413, 520826, 1041652, 1822891, 2864543, 3645782, 5729086, 7291564, 11458172, 20051801, 40103602, 65363663, 80207204, 130727326, 261454652, 457545641, 719000293, 915091282, 1438000586, 1830182564, 2876001172, 5033002051, 10066004102, 20132008204]

約数ペア:

[(1, 20132008204), (2, 10066004102), (4, 5033002051), (7, 2876001172), (11, 1830182564), (14, 1438000586), (22, 915091282), (28, 719000293), (44, 457545641), (77, 261454652), (154, 130727326), (251, 80207204), (308, 65363663), (502, 40103602), (1004, 20051801), (1757, 11458172), (2761, 7291564), (3514, 5729086), (5522, 3645782), (7028, 2864543), (11044, 1822891), (19327, 1041652), (38654, 520826), (77308, 260413)]