9891568

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{5471}}^1$

素因数の和:5592

約数の個数: 20

約数和(自身を含む): 19338048

約数和(自身を除く): 9446480

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 5471, 10942, 21884, 43768, 87536, 618223, 1236446, 2472892, 4945784, 9891568]

約数ペア:

[(1, 9891568), (2, 4945784), (4, 2472892), (8, 1236446), (16, 618223), (113, 87536), (226, 43768), (452, 21884), (904, 10942), (1808, 5471)]