20078995554

素因数分解:

$2^1\times 3^4\times {\mathrm{31}}^1\times {\mathrm{1759}}^1\times {\mathrm{2273}}^1$

素因数の和:4077

約数の個数: 80

約数和(自身を含む): 46490019840

約数和(自身を除く): 26411024286

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 81, 93, 162, 186, 279, 558, 837, 1674, 1759, 2273, 2511, 3518, 4546, 5022, 5277, 6819, 10554, 13638, 15831, 20457, 31662, 40914, 47493, 54529, 61371, 70463, 94986, 109058, 122742, 140926, 142479, 163587, 184113, 211389, 284958, 327174, 368226, 422778, 490761, 634167, 981522, 1268334, 1472283, 1902501, 2944566, 3805002, 3998207, 4416849, 5707503, 7996414, 8833698, 11415006, 11994621, 23989242, 35983863, 71967726, 107951589, 123944417, 215903178, 247888834, 323854767, 371833251, 647709534, 743666502, 1115499753, 2230999506, 3346499259, 6692998518, 10039497777, 20078995554]

約数ペア:

[(1, 20078995554), (2, 10039497777), (3, 6692998518), (6, 3346499259), (9, 2230999506), (18, 1115499753), (27, 743666502), (31, 647709534), (54, 371833251), (62, 323854767), (81, 247888834), (93, 215903178), (162, 123944417), (186, 107951589), (279, 71967726), (558, 35983863), (837, 23989242), (1674, 11994621), (1759, 11415006), (2273, 8833698), (2511, 7996414), (3518, 5707503), (4546, 4416849), (5022, 3998207), (5277, 3805002), (6819, 2944566), (10554, 1902501), (13638, 1472283), (15831, 1268334), (20457, 981522), (31662, 634167), (40914, 490761), (47493, 422778), (54529, 368226), (61371, 327174), (70463, 284958), (94986, 211389), (109058, 184113), (122742, 163587), (140926, 142479)]