17909930

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{41651}}^1$

素因数の和:41701

約数の個数: 16

約数和(自身を含む): 32988384

約数和(自身を除く): 15078454

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 41651, 83302, 208255, 416510, 1790993, 3581986, 8954965, 17909930]

約数ペア:

[(1, 17909930), (2, 8954965), (5, 3581986), (10, 1790993), (43, 416510), (86, 208255), (215, 83302), (430, 41651)]