20187339432

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{79979}}^1$

素因数の和:80810

約数の個数: 64

約数和(自身を含む): 54418392000

約数和(自身を除く): 34231052568

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 809, 1618, 2427, 3236, 4854, 6472, 9708, 10517, 19416, 21034, 31551, 42068, 63102, 79979, 84136, 126204, 159958, 239937, 252408, 319916, 479874, 639832, 959748, 1039727, 1919496, 2079454, 3119181, 4158908, 6238362, 8317816, 12476724, 24953448, 64703011, 129406022, 194109033, 258812044, 388218066, 517624088, 776436132, 841139143, 1552872264, 1682278286, 2523417429, 3364556572, 5046834858, 6729113144, 10093669716, 20187339432]

約数ペア:

[(1, 20187339432), (2, 10093669716), (3, 6729113144), (4, 5046834858), (6, 3364556572), (8, 2523417429), (12, 1682278286), (13, 1552872264), (24, 841139143), (26, 776436132), (39, 517624088), (52, 388218066), (78, 258812044), (104, 194109033), (156, 129406022), (312, 64703011), (809, 24953448), (1618, 12476724), (2427, 8317816), (3236, 6238362), (4854, 4158908), (6472, 3119181), (9708, 2079454), (10517, 1919496), (19416, 1039727), (21034, 959748), (31551, 639832), (42068, 479874), (63102, 319916), (79979, 252408), (84136, 239937), (126204, 159958)]