15909584

素因数分解:

$2^4\times {\mathrm{691}}^1\times {\mathrm{1439}}^1$

素因数の和:2138

約数の個数: 20

約数和(自身を含む): 30890880

約数和(自身を除く): 14981296

約数列:

[1, 2, 4, 8, 16, 691, 1382, 1439, 2764, 2878, 5528, 5756, 11056, 11512, 23024, 994349, 1988698, 3977396, 7954792, 15909584]

約数ペア:

[(1, 15909584), (2, 7954792), (4, 3977396), (8, 1988698), (16, 994349), (691, 23024), (1382, 11512), (1439, 11056), (2764, 5756), (2878, 5528)]