19308190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{919}}^1$

素因数の和:1128

約数の個数: 32

約数和(自身を含む): 38154240

約数和(自身を除く): 18846050

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 191, 382, 919, 955, 1838, 1910, 2101, 4202, 4595, 9190, 10109, 10505, 20218, 21010, 50545, 101090, 175529, 351058, 877645, 1755290, 1930819, 3861638, 9654095, 19308190]

約数ペア:

[(1, 19308190), (2, 9654095), (5, 3861638), (10, 1930819), (11, 1755290), (22, 877645), (55, 351058), (110, 175529), (191, 101090), (382, 50545), (919, 21010), (955, 20218), (1838, 10505), (1910, 10109), (2101, 9190), (4202, 4595)]