20199159819

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{4817}}^1$

素因数の和:5084

約数の個数: 48

約数和(自身を含む): 30440124000

約数和(自身を除く): 10240964181

約数列:

[1, 3, 9, 53, 59, 149, 159, 177, 447, 477, 531, 1341, 3127, 4817, 7897, 8791, 9381, 14451, 23691, 26373, 28143, 43353, 71073, 79119, 255301, 284203, 465923, 717733, 765903, 852609, 1397769, 2153199, 2297709, 2557827, 4193307, 6459597, 15062759, 38039849, 42346247, 45188277, 114119547, 127038741, 135564831, 342358641, 381116223, 2244351091, 6733053273, 20199159819]

約数ペア:

[(1, 20199159819), (3, 6733053273), (9, 2244351091), (53, 381116223), (59, 342358641), (149, 135564831), (159, 127038741), (177, 114119547), (447, 45188277), (477, 42346247), (531, 38039849), (1341, 15062759), (3127, 6459597), (4817, 4193307), (7897, 2557827), (8791, 2297709), (9381, 2153199), (14451, 1397769), (23691, 852609), (26373, 765903), (28143, 717733), (43353, 465923), (71073, 284203), (79119, 255301)]