20449714

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{1061}}^1$

素因数の和:1505

約数の個数: 16

約数和(自身を含む): 32114880

約数和(自身を除く): 11665166

約数列:

[1, 2, 23, 46, 419, 838, 1061, 2122, 9637, 19274, 24403, 48806, 444559, 889118, 10224857, 20449714]

約数ペア:

[(1, 20449714), (2, 10224857), (23, 889118), (46, 444559), (419, 48806), (838, 24403), (1061, 19274), (2122, 9637)]