19959056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{95957}}^1$

素因数の和:95978

約数の個数: 20

約数和(自身を含む): 41645772

約数和(自身を除く): 21686716

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 95957, 191914, 383828, 767656, 1247441, 1535312, 2494882, 4989764, 9979528, 19959056]

約数ペア:

[(1, 19959056), (2, 9979528), (4, 4989764), (8, 2494882), (13, 1535312), (16, 1247441), (26, 767656), (52, 383828), (104, 191914), (208, 95957)]