19447678

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{4783}}^1$

素因数の和:4911

約数の個数: 16

約数和(自身を含む): 31000320

約数和(自身を除く): 11552642

約数列:

[1, 2, 19, 38, 107, 214, 2033, 4066, 4783, 9566, 90877, 181754, 511781, 1023562, 9723839, 19447678]

約数ペア:

[(1, 19447678), (2, 9723839), (19, 1023562), (38, 511781), (107, 181754), (214, 90877), (2033, 9566), (4066, 4783)]