42572156

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{87959}}^1$

素因数の和:87985

約数の個数: 18

約数和(自身を含む): 81890760

約数和(自身を除く): 39318604

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 87959, 175918, 351836, 967549, 1935098, 3870196, 10643039, 21286078, 42572156]

約数ペア:

[(1, 42572156), (2, 21286078), (4, 10643039), (11, 3870196), (22, 1935098), (44, 967549), (121, 351836), (242, 175918), (484, 87959)]