22173778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{2591}}^1$

素因数の和:2993

約数の個数: 16

約数和(自身を含む): 36391680

約数和(自身を除く): 14217902

約数列:

[1, 2, 11, 22, 389, 778, 2591, 4279, 5182, 8558, 28501, 57002, 1007899, 2015798, 11086889, 22173778]

約数ペア:

[(1, 22173778), (2, 11086889), (11, 2015798), (22, 1007899), (389, 57002), (778, 28501), (2591, 8558), (4279, 5182)]