207919910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{7187}}^1$

素因数の和:7468

約数の個数: 32

約数和(自身を含む): 409888512

約数和(自身を除く): 201968602

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 263, 526, 1315, 2630, 2893, 5786, 7187, 14374, 14465, 28930, 35935, 71870, 79057, 158114, 395285, 790570, 1890181, 3780362, 9450905, 18901810, 20791991, 41583982, 103959955, 207919910]

約数ペア:

[(1, 207919910), (2, 103959955), (5, 41583982), (10, 20791991), (11, 18901810), (22, 9450905), (55, 3780362), (110, 1890181), (263, 790570), (526, 395285), (1315, 158114), (2630, 79057), (2893, 71870), (5786, 35935), (7187, 28930), (14374, 14465)]