19923886918

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{353}}^1\times {\mathrm{166987}}^1$

素因数の和:167368

約数の個数: 24

約数和(自身を含む): 32453449848

約数和(自身を除く): 12529562930

約数列:

[1, 2, 13, 26, 169, 338, 353, 706, 4589, 9178, 59657, 119314, 166987, 333974, 2170831, 4341662, 28220803, 56441606, 58946411, 117892822, 766303343, 1532606686, 9961943459, 19923886918]

約数ペア:

[(1, 19923886918), (2, 9961943459), (13, 1532606686), (26, 766303343), (169, 117892822), (338, 58946411), (353, 56441606), (706, 28220803), (4589, 4341662), (9178, 2170831), (59657, 333974), (119314, 166987)]