18860170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{269431}}^1$

素因数の和:269445

約数の個数: 16

約数和(自身を含む): 38798208

約数和(自身を除く): 19938038

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 269431, 538862, 1347155, 1886017, 2694310, 3772034, 9430085, 18860170]

約数ペア:

[(1, 18860170), (2, 9430085), (5, 3772034), (7, 2694310), (10, 1886017), (14, 1347155), (35, 538862), (70, 269431)]