220120336

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{443791}}^1$

素因数の和:443830

約数の個数: 20

約数和(自身を含む): 440241664

約数和(自身を除く): 220121328

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 443791, 887582, 1775164, 3550328, 7100656, 13757521, 27515042, 55030084, 110060168, 220120336]

約数ペア:

[(1, 220120336), (2, 110060168), (4, 55030084), (8, 27515042), (16, 13757521), (31, 7100656), (62, 3550328), (124, 1775164), (248, 887582), (496, 443791)]