20166498358

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{181}}^1\times {\mathrm{2239}}^1$

素因数の和:2740

約数の個数: 32

約数和(自身を含む): 30820608000

約数和(自身を除く): 10654109642

約数列:

[1, 2, 139, 179, 181, 278, 358, 362, 2239, 4478, 24881, 25159, 32399, 49762, 50318, 64798, 311221, 400781, 405259, 622442, 801562, 810518, 4503461, 9006922, 55708559, 56331001, 72541361, 111417118, 112662002, 145082722, 10083249179, 20166498358]

約数ペア:

[(1, 20166498358), (2, 10083249179), (139, 145082722), (179, 112662002), (181, 111417118), (278, 72541361), (358, 56331001), (362, 55708559), (2239, 9006922), (4478, 4503461), (24881, 810518), (25159, 801562), (32399, 622442), (49762, 405259), (50318, 400781), (64798, 311221)]