18928370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{99623}}^1$

素因数の和:99649

約数の個数: 16

約数和(自身を含む): 35864640

約数和(自身を除く): 16936270

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 99623, 199246, 498115, 996230, 1892837, 3785674, 9464185, 18928370]

約数ペア:

[(1, 18928370), (2, 9464185), (5, 3785674), (10, 1892837), (19, 996230), (38, 498115), (95, 199246), (190, 99623)]