19846804

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{523}}^1$

素因数の和:759

約数の個数: 24

約数和(自身を含む): 35652960

約数和(自身を除く): 15806156

約数列:

[1, 2, 4, 53, 106, 179, 212, 358, 523, 716, 1046, 2092, 9487, 18974, 27719, 37948, 55438, 93617, 110876, 187234, 374468, 4961701, 9923402, 19846804]

約数ペア:

[(1, 19846804), (2, 9923402), (4, 4961701), (53, 374468), (106, 187234), (179, 110876), (212, 93617), (358, 55438), (523, 37948), (716, 27719), (1046, 18974), (2092, 9487)]