2191748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{373}}^1$

素因数の和:503

約数の個数: 24

約数和(自身を含む): 4178328

約数和(自身を除く): 1986580

約数列:

[1, 2, 4, 13, 26, 52, 113, 226, 373, 452, 746, 1469, 1492, 2938, 4849, 5876, 9698, 19396, 42149, 84298, 168596, 547937, 1095874, 2191748]

約数ペア:

[(1, 2191748), (2, 1095874), (4, 547937), (13, 168596), (26, 84298), (52, 42149), (113, 19396), (226, 9698), (373, 5876), (452, 4849), (746, 2938), (1469, 1492)]