20013664

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{56857}}^1$

素因数の和:56878

約数の個数: 24

約数和(自身を含む): 42984648

約数和(自身を除く): 22970984

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 56857, 113714, 227428, 454856, 625427, 909712, 1250854, 1819424, 2501708, 5003416, 10006832, 20013664]

約数ペア:

[(1, 20013664), (2, 10006832), (4, 5003416), (8, 2501708), (11, 1819424), (16, 1250854), (22, 909712), (32, 625427), (44, 454856), (88, 227428), (176, 113714), (352, 56857)]