18799501

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{661}}^1$

素因数の和:924

約数の個数: 16

約数和(自身を含む): 22878720

約数和(自身を除く): 4079219

約数列:

[1, 7, 17, 119, 239, 661, 1673, 4063, 4627, 11237, 28441, 78659, 157979, 1105853, 2685643, 18799501]

約数ペア:

[(1, 18799501), (7, 2685643), (17, 1105853), (119, 157979), (239, 78659), (661, 28441), (1673, 11237), (4063, 4627)]