20833090

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{26371}}^1$

素因数の和:26457

約数の個数: 16

約数和(自身を含む): 37975680

約数和(自身を除く): 17142590

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 26371, 52742, 131855, 263710, 2083309, 4166618, 10416545, 20833090]

約数ペア:

[(1, 20833090), (2, 10416545), (5, 4166618), (10, 2083309), (79, 263710), (158, 131855), (395, 52742), (790, 26371)]