20647662

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{491611}}^1$

素因数の和:491623

約数の個数: 16

約数和(自身を含む): 47194752

約数和(自身を除く): 26547090

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 491611, 983222, 1474833, 2949666, 3441277, 6882554, 10323831, 20647662]

約数ペア:

[(1, 20647662), (2, 10323831), (3, 6882554), (6, 3441277), (7, 2949666), (14, 1474833), (21, 983222), (42, 491611)]