28444432

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{21419}}^1$

素因数の和:21510

約数の個数: 20

約数和(自身を含む): 55777680

約数和(自身を除く): 27333248

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 21419, 42838, 85676, 171352, 342704, 1777777, 3555554, 7111108, 14222216, 28444432]

約数ペア:

[(1, 28444432), (2, 14222216), (4, 7111108), (8, 3555554), (16, 1777777), (83, 342704), (166, 171352), (332, 85676), (664, 42838), (1328, 21419)]