201321916

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{565511}}^1$

素因数の和:565604

約数の個数: 12

約数和(自身を含む): 356272560

約数和(自身を除く): 154950644

約数列:

[1, 2, 4, 89, 178, 356, 565511, 1131022, 2262044, 50330479, 100660958, 201321916]

約数ペア:

[(1, 201321916), (2, 100660958), (4, 50330479), (89, 2262044), (178, 1131022), (356, 565511)]