20163156980

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1777}}^1\times {\mathrm{12071}}^1$

素因数の和:13904

約数の個数: 48

約数和(自身を含む): 43271456256

約数和(自身を除く): 23108299276

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 1777, 3554, 7108, 8885, 12071, 17770, 24142, 35540, 48284, 60355, 83519, 120710, 167038, 241420, 334076, 417595, 567337, 835190, 1134674, 1670380, 2269348, 2836685, 5673370, 11346740, 21450167, 42900334, 85800668, 107250835, 214501670, 429003340, 1008157849, 2016315698, 4032631396, 5040789245, 10081578490, 20163156980]

約数ペア:

[(1, 20163156980), (2, 10081578490), (4, 5040789245), (5, 4032631396), (10, 2016315698), (20, 1008157849), (47, 429003340), (94, 214501670), (188, 107250835), (235, 85800668), (470, 42900334), (940, 21450167), (1777, 11346740), (3554, 5673370), (7108, 2836685), (8885, 2269348), (12071, 1670380), (17770, 1134674), (24142, 835190), (35540, 567337), (48284, 417595), (60355, 334076), (83519, 241420), (120710, 167038)]