18205385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19471}}^1$

素因数の和:19504

約数の個数: 16

約数和(自身を含む): 25235712

約数和(自身を除く): 7030327

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 19471, 97355, 214181, 331007, 1070905, 1655035, 3641077, 18205385]

約数ペア:

[(1, 18205385), (5, 3641077), (11, 1655035), (17, 1070905), (55, 331007), (85, 214181), (187, 97355), (935, 19471)]