20759403

素因数分解:

$3^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{1597}}^1$

素因数の和:2226

約数の個数: 16

約数和(自身を含む): 31704320

約数和(自身を除く): 10944917

約数列:

[1, 3, 7, 21, 619, 1597, 1857, 4333, 4791, 11179, 12999, 33537, 988543, 2965629, 6919801, 20759403]

約数ペア:

[(1, 20759403), (3, 6919801), (7, 2965629), (21, 988543), (619, 33537), (1597, 12999), (1857, 11179), (4333, 4791)]