28509776

素因数分解:

$2^4\times {\mathrm{523}}^1\times {\mathrm{3407}}^1$

素因数の和:3938

約数の個数: 20

約数和(自身を含む): 55359552

約数和(自身を除く): 26849776

約数列:

[1, 2, 4, 8, 16, 523, 1046, 2092, 3407, 4184, 6814, 8368, 13628, 27256, 54512, 1781861, 3563722, 7127444, 14254888, 28509776]

約数ペア:

[(1, 28509776), (2, 14254888), (4, 7127444), (8, 3563722), (16, 1781861), (523, 54512), (1046, 27256), (2092, 13628), (3407, 8368), (4184, 6814)]