18671079

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{18917}}^1$

素因数の和:18974

約数の個数: 16

約数和(自身を含む): 29058048

約数和(自身を除く): 10386969

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 18917, 56751, 132419, 397257, 889099, 2667297, 6223693, 18671079]

約数ペア:

[(1, 18671079), (3, 6223693), (7, 2667297), (21, 889099), (47, 397257), (141, 132419), (329, 56751), (987, 18917)]