19183945

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{857}}^1$

素因数の和:921

約数の個数: 24

約数和(自身を含む): 26017992

約数和(自身を除く): 6834047

約数列:

[1, 5, 11, 37, 55, 121, 185, 407, 605, 857, 2035, 4285, 4477, 9427, 22385, 31709, 47135, 103697, 158545, 348799, 518485, 1743995, 3836789, 19183945]

約数ペア:

[(1, 19183945), (5, 3836789), (11, 1743995), (37, 518485), (55, 348799), (121, 158545), (185, 103697), (407, 47135), (605, 31709), (857, 22385), (2035, 9427), (4285, 4477)]