28781968

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{33941}}^1$

素因数の和:34002

約数の個数: 20

約数和(自身を含む): 56818908

約数和(自身を除く): 28036940

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 33941, 67882, 135764, 271528, 543056, 1798873, 3597746, 7195492, 14390984, 28781968]

約数ペア:

[(1, 28781968), (2, 14390984), (4, 7195492), (8, 3597746), (16, 1798873), (53, 543056), (106, 271528), (212, 135764), (424, 67882), (848, 33941)]