20700864

素因数分解:

$2^6\times 3^2\times {\mathrm{83}}^1\times {\mathrm{433}}^1$

素因数の和:534

約数の個数: 84

約数和(自身を含む): 60188856

約数和(自身を除く): 39487992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 83, 96, 144, 166, 192, 249, 288, 332, 433, 498, 576, 664, 747, 866, 996, 1299, 1328, 1494, 1732, 1992, 2598, 2656, 2988, 3464, 3897, 3984, 5196, 5312, 5976, 6928, 7794, 7968, 10392, 11952, 13856, 15588, 15936, 20784, 23904, 27712, 31176, 35939, 41568, 47808, 62352, 71878, 83136, 107817, 124704, 143756, 215634, 249408, 287512, 323451, 431268, 575024, 646902, 862536, 1150048, 1293804, 1725072, 2300096, 2587608, 3450144, 5175216, 6900288, 10350432, 20700864]

約数ペア:

[(1, 20700864), (2, 10350432), (3, 6900288), (4, 5175216), (6, 3450144), (8, 2587608), (9, 2300096), (12, 1725072), (16, 1293804), (18, 1150048), (24, 862536), (32, 646902), (36, 575024), (48, 431268), (64, 323451), (72, 287512), (83, 249408), (96, 215634), (144, 143756), (166, 124704), (192, 107817), (249, 83136), (288, 71878), (332, 62352), (433, 47808), (498, 41568), (576, 35939), (664, 31176), (747, 27712), (866, 23904), (996, 20784), (1299, 15936), (1328, 15588), (1494, 13856), (1732, 11952), (1992, 10392), (2598, 7968), (2656, 7794), (2988, 6928), (3464, 5976), (3897, 5312), (3984, 5196)]