18214190

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{7621}}^1$

素因数の和:7867

約数の個数: 16

約数和(自身を含む): 32927040

約数和(自身を除く): 14712850

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 7621, 15242, 38105, 76210, 1821419, 3642838, 9107095, 18214190]

約数ペア:

[(1, 18214190), (2, 9107095), (5, 3642838), (10, 1821419), (239, 76210), (478, 38105), (1195, 15242), (2390, 7621)]