18722145

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1433}}^1$

素因数の和:1521

約数の個数: 32

約数和(自身を含む): 32764032

約数和(自身を除く): 14041887

約数列:

[1, 3, 5, 13, 15, 39, 65, 67, 195, 201, 335, 871, 1005, 1433, 2613, 4299, 4355, 7165, 13065, 18629, 21495, 55887, 93145, 96011, 279435, 288033, 480055, 1248143, 1440165, 3744429, 6240715, 18722145]

約数ペア:

[(1, 18722145), (3, 6240715), (5, 3744429), (13, 1440165), (15, 1248143), (39, 480055), (65, 288033), (67, 279435), (195, 96011), (201, 93145), (335, 55887), (871, 21495), (1005, 18629), (1433, 13065), (2613, 7165), (4299, 4355)]