18250480

素因数分解:

$2^4\times 5^1\times {\mathrm{228131}}^1$

素因数の和:228144

約数の個数: 20

約数和(自身を含む): 42432552

約数和(自身を除く): 24182072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 228131, 456262, 912524, 1140655, 1825048, 2281310, 3650096, 4562620, 9125240, 18250480]

約数ペア:

[(1, 18250480), (2, 9125240), (4, 4562620), (5, 3650096), (8, 2281310), (10, 1825048), (16, 1140655), (20, 912524), (40, 456262), (80, 228131)]