20484685

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{3541}}^1$

素因数の和:3648

約数の個数: 16

約数和(自身を含む): 26777520

約数和(自身を除く): 6292835

約数列:

[1, 5, 13, 65, 89, 445, 1157, 3541, 5785, 17705, 46033, 230165, 315149, 1575745, 4096937, 20484685]

約数ペア:

[(1, 20484685), (5, 4096937), (13, 1575745), (65, 315149), (89, 230165), (445, 46033), (1157, 17705), (3541, 5785)]