90439756

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{186859}}^1$

素因数の和:186885

約数の個数: 18

約数和(自身を含む): 173966660

約数和(自身を除く): 83526904

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 186859, 373718, 747436, 2055449, 4110898, 8221796, 22609939, 45219878, 90439756]

約数ペア:

[(1, 90439756), (2, 45219878), (4, 22609939), (11, 8221796), (22, 4110898), (44, 2055449), (121, 747436), (242, 373718), (484, 186859)]