19971314

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1361}}^1$

素因数の和:1426

約数の個数: 32

約数和(自身を含む): 35303040

約数和(自身を除く): 15331726

約数列:

[1, 2, 11, 22, 23, 29, 46, 58, 253, 319, 506, 638, 667, 1334, 1361, 2722, 7337, 14674, 14971, 29942, 31303, 39469, 62606, 78938, 344333, 434159, 688666, 868318, 907787, 1815574, 9985657, 19971314]

約数ペア:

[(1, 19971314), (2, 9985657), (11, 1815574), (22, 907787), (23, 868318), (29, 688666), (46, 434159), (58, 344333), (253, 78938), (319, 62606), (506, 39469), (638, 31303), (667, 29942), (1334, 14971), (1361, 14674), (2722, 7337)]