18313385

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{653}}^1$

素因数の和:808

約数の個数: 16

約数和(自身を含む): 22602240

約数和(自身を除く): 4288855

約数列:

[1, 5, 71, 79, 355, 395, 653, 3265, 5609, 28045, 46363, 51587, 231815, 257935, 3662677, 18313385]

約数ペア:

[(1, 18313385), (5, 3662677), (71, 257935), (79, 231815), (355, 51587), (395, 46363), (653, 28045), (3265, 5609)]