18420162055

素因数分解:

$5^1\times {\mathrm{491}}^1\times {\mathrm{1451}}^1\times {\mathrm{5171}}^1$

素因数の和:7118

約数の個数: 16

約数和(自身を含む): 22168764288

約数和(自身を除く): 3748602233

約数列:

[1, 5, 491, 1451, 2455, 5171, 7255, 25855, 712441, 2538961, 3562205, 7503121, 12694805, 37515605, 3684032411, 18420162055]

約数ペア:

[(1, 18420162055), (5, 3684032411), (491, 37515605), (1451, 12694805), (2455, 7503121), (5171, 3562205), (7255, 2538961), (25855, 712441)]