12719830

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{29581}}^1$

素因数の和:29631

約数の個数: 16

約数和(自身を含む): 23428944

約数和(自身を除く): 10709114

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 29581, 59162, 147905, 295810, 1271983, 2543966, 6359915, 12719830]

約数ペア:

[(1, 12719830), (2, 6359915), (5, 2543966), (10, 1271983), (43, 295810), (86, 147905), (215, 59162), (430, 29581)]