16908460

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19661}}^1$

素因数の和:19713

約数の個数: 24

約数和(自身を含む): 36335376

約数和(自身を除く): 19426916

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 19661, 39322, 78644, 98305, 196610, 393220, 845423, 1690846, 3381692, 4227115, 8454230, 16908460]

約数ペア:

[(1, 16908460), (2, 8454230), (4, 4227115), (5, 3381692), (10, 1690846), (20, 845423), (43, 393220), (86, 196610), (172, 98305), (215, 78644), (430, 39322), (860, 19661)]