20512846248

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{325849}}^1$

素因数の和:325962

約数の個数: 64

約数和(自身を含む): 53335128000

約数和(自身を除く): 32822281752

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 61, 86, 122, 129, 172, 183, 244, 258, 344, 366, 488, 516, 732, 1032, 1464, 2623, 5246, 7869, 10492, 15738, 20984, 31476, 62952, 325849, 651698, 977547, 1303396, 1955094, 2606792, 3910188, 7820376, 14011507, 19876789, 28023014, 39753578, 42034521, 56046028, 59630367, 79507156, 84069042, 112092056, 119260734, 159014312, 168138084, 238521468, 336276168, 477042936, 854701927, 1709403854, 2564105781, 3418807708, 5128211562, 6837615416, 10256423124, 20512846248]

約数ペア:

[(1, 20512846248), (2, 10256423124), (3, 6837615416), (4, 5128211562), (6, 3418807708), (8, 2564105781), (12, 1709403854), (24, 854701927), (43, 477042936), (61, 336276168), (86, 238521468), (122, 168138084), (129, 159014312), (172, 119260734), (183, 112092056), (244, 84069042), (258, 79507156), (344, 59630367), (366, 56046028), (488, 42034521), (516, 39753578), (732, 28023014), (1032, 19876789), (1464, 14011507), (2623, 7820376), (5246, 3910188), (7869, 2606792), (10492, 1955094), (15738, 1303396), (20984, 977547), (31476, 651698), (62952, 325849)]