19906700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{18097}}^1$

素因数の和:18122

約数の個数: 36

約数和(自身を含む): 47127192

約数和(自身を除く): 27220492

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 18097, 36194, 72388, 90485, 180970, 199067, 361940, 398134, 452425, 796268, 904850, 995335, 1809700, 1990670, 3981340, 4976675, 9953350, 19906700]

約数ペア:

[(1, 19906700), (2, 9953350), (4, 4976675), (5, 3981340), (10, 1990670), (11, 1809700), (20, 995335), (22, 904850), (25, 796268), (44, 452425), (50, 398134), (55, 361940), (100, 199067), (110, 180970), (220, 90485), (275, 72388), (550, 36194), (1100, 18097)]