18814798

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1\times {\mathrm{617}}^1$

素因数の和:891

約数の個数: 16

約数和(自身を含む): 28774080

約数和(自身を除く): 9959282

約数列:

[1, 2, 79, 158, 193, 386, 617, 1234, 15247, 30494, 48743, 97486, 119081, 238162, 9407399, 18814798]

約数ペア:

[(1, 18814798), (2, 9407399), (79, 238162), (158, 119081), (193, 97486), (386, 48743), (617, 30494), (1234, 15247)]