18205369

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5407}}^1$

素因数の和:5464

約数の個数: 16

約数和(自身を含む): 23016448

約数和(自身を除く): 4811079

約数列:

[1, 7, 13, 37, 91, 259, 481, 3367, 5407, 37849, 70291, 200059, 492037, 1400413, 2600767, 18205369]

約数ペア:

[(1, 18205369), (7, 2600767), (13, 1400413), (37, 492037), (91, 200059), (259, 70291), (481, 37849), (3367, 5407)]