18421208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{177127}}^1$

素因数の和:177146

約数の個数: 16

約数和(自身を含む): 37196880

約数和(自身を除く): 18775672

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 177127, 354254, 708508, 1417016, 2302651, 4605302, 9210604, 18421208]

約数ペア:

[(1, 18421208), (2, 9210604), (4, 4605302), (8, 2302651), (13, 1417016), (26, 708508), (52, 354254), (104, 177127)]