20922461

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{25117}}^1$

素因数の和:25148

約数の個数: 12

約数和(自身を含む): 25771068

約数和(自身を除く): 4848607

約数列:

[1, 7, 17, 49, 119, 833, 25117, 175819, 426989, 1230733, 2988923, 20922461]

約数ペア:

[(1, 20922461), (7, 2988923), (17, 1230733), (49, 426989), (119, 175819), (833, 25117)]