15980862

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1361}}^1$

素因数の和:1488

約数の個数: 32

約数和(自身を含む): 33995520

約数和(自身を除く): 18014658

約数列:

[1, 2, 3, 6, 19, 38, 57, 103, 114, 206, 309, 618, 1361, 1957, 2722, 3914, 4083, 5871, 8166, 11742, 25859, 51718, 77577, 140183, 155154, 280366, 420549, 841098, 2663477, 5326954, 7990431, 15980862]

約数ペア:

[(1, 15980862), (2, 7990431), (3, 5326954), (6, 2663477), (19, 841098), (38, 420549), (57, 280366), (103, 155154), (114, 140183), (206, 77577), (309, 51718), (618, 25859), (1361, 11742), (1957, 8166), (2722, 5871), (3914, 4083)]