19554554

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{5381}}^1$

素因数の和:5485

約数の個数: 16

約数和(自身を含む): 31000320

約数和(自身を除く): 11445766

約数列:

[1, 2, 23, 46, 79, 158, 1817, 3634, 5381, 10762, 123763, 247526, 425099, 850198, 9777277, 19554554]

約数ペア:

[(1, 19554554), (2, 9777277), (23, 850198), (46, 425099), (79, 247526), (158, 123763), (1817, 10762), (3634, 5381)]