42839056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{205957}}^1$

素因数の和:205978

約数の個数: 20

約数和(自身を含む): 89385772

約数和(自身を除く): 46546716

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 205957, 411914, 823828, 1647656, 2677441, 3295312, 5354882, 10709764, 21419528, 42839056]

約数ペア:

[(1, 42839056), (2, 21419528), (4, 10709764), (8, 5354882), (13, 3295312), (16, 2677441), (26, 1647656), (52, 823828), (104, 411914), (208, 205957)]