9978650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{18143}}^1$

素因数の和:18166

約数の個数: 24

約数和(自身を含む): 20248704

約数和(自身を除く): 10270054

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 18143, 36286, 90715, 181430, 199573, 399146, 453575, 907150, 997865, 1995730, 4989325, 9978650]

約数ペア:

[(1, 9978650), (2, 4989325), (5, 1995730), (10, 997865), (11, 907150), (22, 453575), (25, 399146), (50, 199573), (55, 181430), (110, 90715), (275, 36286), (550, 18143)]