19730498

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{2087}}^1$

素因数の和:2281

約数の個数: 16

約数和(自身を含む): 30818880

約数和(自身を除く): 11088382

約数列:

[1, 2, 29, 58, 163, 326, 2087, 4174, 4727, 9454, 60523, 121046, 340181, 680362, 9865249, 19730498]

約数ペア:

[(1, 19730498), (2, 9865249), (29, 680362), (58, 340181), (163, 121046), (326, 60523), (2087, 9454), (4174, 4727)]