19940433

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{467}}^1$

素因数の和:844

約数の個数: 16

約数和(自身を含む): 27346176

約数和(自身を除く): 7405743

約数列:

[1, 3, 43, 129, 331, 467, 993, 1401, 14233, 20081, 42699, 60243, 154577, 463731, 6646811, 19940433]

約数ペア:

[(1, 19940433), (3, 6646811), (43, 463731), (129, 154577), (331, 60243), (467, 42699), (993, 20081), (1401, 14233)]