12651890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{29423}}^1$

素因数の和:29473

約数の個数: 16

約数和(自身を含む): 23303808

約数和(自身を除く): 10651918

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 29423, 58846, 147115, 294230, 1265189, 2530378, 6325945, 12651890]

約数ペア:

[(1, 12651890), (2, 6325945), (5, 2530378), (10, 1265189), (43, 294230), (86, 147115), (215, 58846), (430, 29423)]