20033455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{3463}}^1$

素因数の和:3570

約数の個数: 16

約数和(自身を含む): 26187840

約数和(自身を除く): 6154385

約数列:

[1, 5, 13, 65, 89, 445, 1157, 3463, 5785, 17315, 45019, 225095, 308207, 1541035, 4006691, 20033455]

約数ペア:

[(1, 20033455), (5, 4006691), (13, 1541035), (65, 308207), (89, 225095), (445, 45019), (1157, 17315), (3463, 5785)]