18910158

素因数分解:

$2^1\times 3^1\times {\mathrm{239}}^1\times {\mathrm{13187}}^1$

素因数の和:13431

約数の個数: 16

約数和(自身を含む): 37981440

約数和(自身を除く): 19071282

約数列:

[1, 2, 3, 6, 239, 478, 717, 1434, 13187, 26374, 39561, 79122, 3151693, 6303386, 9455079, 18910158]

約数ペア:

[(1, 18910158), (2, 9455079), (3, 6303386), (6, 3151693), (239, 79122), (478, 39561), (717, 26374), (1434, 13187)]