2017820907

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{2039}}^1\times {\mathrm{3547}}^1$

素因数の和:5623

約数の個数: 24

約数和(自身を含む): 3010974720

約数和(自身を除く): 993153813

約数列:

[1, 3, 9, 31, 93, 279, 2039, 3547, 6117, 10641, 18351, 31923, 63209, 109957, 189627, 329871, 568881, 989613, 7232333, 21696999, 65090997, 224202323, 672606969, 2017820907]

約数ペア:

[(1, 2017820907), (3, 672606969), (9, 224202323), (31, 65090997), (93, 21696999), (279, 7232333), (2039, 989613), (3547, 568881), (6117, 329871), (10641, 189627), (18351, 109957), (31923, 63209)]