20027427

素因数分解:

$3^1\times 7^3\times {\mathrm{19463}}^1$

素因数の和:19487

約数の個数: 16

約数和(自身を含む): 31142400

約数和(自身を除く): 11114973

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 19463, 58389, 136241, 408723, 953687, 2861061, 6675809, 20027427]

約数ペア:

[(1, 20027427), (3, 6675809), (7, 2861061), (21, 953687), (49, 408723), (147, 136241), (343, 58389), (1029, 19463)]