18394221

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{3571}}^1$

素因数の和:3692

約数の個数: 16

約数和(自身を含む): 26232768

約数和(自身を除く): 7838547

約数列:

[1, 3, 17, 51, 101, 303, 1717, 3571, 5151, 10713, 60707, 182121, 360671, 1082013, 6131407, 18394221]

約数ペア:

[(1, 18394221), (3, 6131407), (17, 1082013), (51, 360671), (101, 182121), (303, 60707), (1717, 10713), (3571, 5151)]