218003860

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{231919}}^1$

素因数の和:231975

約数の個数: 24

約数和(自身を含む): 467550720

約数和(自身を除く): 249546860

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 231919, 463838, 927676, 1159595, 2319190, 4638380, 10900193, 21800386, 43600772, 54500965, 109001930, 218003860]

約数ペア:

[(1, 218003860), (2, 109001930), (4, 54500965), (5, 43600772), (10, 21800386), (20, 10900193), (47, 4638380), (94, 2319190), (188, 1159595), (235, 927676), (470, 463838), (940, 231919)]