20892473

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{3583}}^1$

素因数の和:3621

約数の個数: 16

約数和(自身を含む): 25804800

約数和(自身を除く): 4912327

約数列:

[1, 7, 17, 49, 119, 343, 833, 3583, 5831, 25081, 60911, 175567, 426377, 1228969, 2984639, 20892473]

約数ペア:

[(1, 20892473), (7, 2984639), (17, 1228969), (49, 426377), (119, 175567), (343, 60911), (833, 25081), (3583, 5831)]