20754910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{188681}}^1$

素因数の和:188699

約数の個数: 16

約数和(自身を含む): 40755312

約数和(自身を除く): 20000402

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 188681, 377362, 943405, 1886810, 2075491, 4150982, 10377455, 20754910]

約数ペア:

[(1, 20754910), (2, 10377455), (5, 4150982), (10, 2075491), (11, 1886810), (22, 943405), (55, 377362), (110, 188681)]