20443736

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{43313}}^1$

素因数の和:43378

約数の個数: 16

約数和(自身を含む): 38982600

約数和(自身を除く): 18538864

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 43313, 86626, 173252, 346504, 2555467, 5110934, 10221868, 20443736]

約数ペア:

[(1, 20443736), (2, 10221868), (4, 5110934), (8, 2555467), (59, 346504), (118, 173252), (236, 86626), (472, 43313)]