18808478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{9157}}^1$

素因数の和:9251

約数の個数: 16

約数和(自身を含む): 30770880

約数和(自身を除く): 11962402

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 9157, 18314, 119041, 238082, 723403, 1446806, 9404239, 18808478]

約数ペア:

[(1, 18808478), (2, 9404239), (13, 1446806), (26, 723403), (79, 238082), (158, 119041), (1027, 18314), (2054, 9157)]