20096336

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1223}}^1$

素因数の和:1323

約数の個数: 40

約数和(自身を含む): 42497280

約数和(自身を除く): 22400944

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 208, 316, 632, 1027, 1223, 1264, 2054, 2446, 4108, 4892, 8216, 9784, 15899, 16432, 19568, 31798, 63596, 96617, 127192, 193234, 254384, 386468, 772936, 1256021, 1545872, 2512042, 5024084, 10048168, 20096336]

約数ペア:

[(1, 20096336), (2, 10048168), (4, 5024084), (8, 2512042), (13, 1545872), (16, 1256021), (26, 772936), (52, 386468), (79, 254384), (104, 193234), (158, 127192), (208, 96617), (316, 63596), (632, 31798), (1027, 19568), (1223, 16432), (1264, 15899), (2054, 9784), (2446, 8216), (4108, 4892)]