18718258

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{42349}}^1$

素因数の和:42381

約数の個数: 16

約数和(自身を含む): 32016600

約数和(自身を除く): 13298342

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 42349, 84698, 550537, 719933, 1101074, 1439866, 9359129, 18718258]

約数ペア:

[(1, 18718258), (2, 9359129), (13, 1439866), (17, 1101074), (26, 719933), (34, 550537), (221, 84698), (442, 42349)]