204505004

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{521}}^1\times {\mathrm{811}}^1$

素因数の和:1358

約数の個数: 36

約数和(自身を含む): 394617384

約数和(自身を除く): 190112380

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 521, 811, 1042, 1622, 2084, 3244, 5731, 8921, 11462, 17842, 22924, 35684, 63041, 98131, 126082, 196262, 252164, 392524, 422531, 845062, 1690124, 4647841, 9295682, 18591364, 51126251, 102252502, 204505004]

約数ペア:

[(1, 204505004), (2, 102252502), (4, 51126251), (11, 18591364), (22, 9295682), (44, 4647841), (121, 1690124), (242, 845062), (484, 422531), (521, 392524), (811, 252164), (1042, 196262), (1622, 126082), (2084, 98131), (3244, 63041), (5731, 35684), (8921, 22924), (11462, 17842)]