20279546664

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{169709}}^1$

素因数の和:170114

約数の個数: 64

約数和(自身を含む): 54741657600

約数和(自身を除く): 34462110936

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 383, 766, 1149, 1532, 2298, 3064, 4596, 4979, 9192, 9958, 14937, 19916, 29874, 39832, 59748, 119496, 169709, 339418, 509127, 678836, 1018254, 1357672, 2036508, 2206217, 4073016, 4412434, 6618651, 8824868, 13237302, 17649736, 26474604, 52949208, 64998547, 129997094, 194995641, 259994188, 389991282, 519988376, 779982564, 844981111, 1559965128, 1689962222, 2534943333, 3379924444, 5069886666, 6759848888, 10139773332, 20279546664]

約数ペア:

[(1, 20279546664), (2, 10139773332), (3, 6759848888), (4, 5069886666), (6, 3379924444), (8, 2534943333), (12, 1689962222), (13, 1559965128), (24, 844981111), (26, 779982564), (39, 519988376), (52, 389991282), (78, 259994188), (104, 194995641), (156, 129997094), (312, 64998547), (383, 52949208), (766, 26474604), (1149, 17649736), (1532, 13237302), (2298, 8824868), (3064, 6618651), (4596, 4412434), (4979, 4073016), (9192, 2206217), (9958, 2036508), (14937, 1357672), (19916, 1018254), (29874, 678836), (39832, 509127), (59748, 339418), (119496, 169709)]