20493635

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1213}}^1$

素因数の和:1358

約数の個数: 16

約数和(自身を含む): 25639680

約数和(自身を除く): 5146045

約数列:

[1, 5, 31, 109, 155, 545, 1213, 3379, 6065, 16895, 37603, 132217, 188015, 661085, 4098727, 20493635]

約数ペア:

[(1, 20493635), (5, 4098727), (31, 661085), (109, 188015), (155, 132217), (545, 37603), (1213, 16895), (3379, 6065)]