19310665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{12107}}^1$

素因数の和:12152

約数の個数: 16

約数和(自身を含む): 26153280

約数和(自身を除く): 6842615

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 12107, 60535, 133177, 351103, 665885, 1755515, 3862133, 19310665]

約数ペア:

[(1, 19310665), (5, 3862133), (11, 1755515), (29, 665885), (55, 351103), (145, 133177), (319, 60535), (1595, 12107)]