20699496

素因数分解:

$2^3\times 3^3\times {\mathrm{61}}^1\times {\mathrm{1571}}^1$

素因数の和:1647

約数の個数: 64

約数和(自身を含む): 58478400

約数和(自身を除く): 37778904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 72, 108, 122, 183, 216, 244, 366, 488, 549, 732, 1098, 1464, 1571, 1647, 2196, 3142, 3294, 4392, 4713, 6284, 6588, 9426, 12568, 13176, 14139, 18852, 28278, 37704, 42417, 56556, 84834, 95831, 113112, 169668, 191662, 287493, 339336, 383324, 574986, 766648, 862479, 1149972, 1724958, 2299944, 2587437, 3449916, 5174874, 6899832, 10349748, 20699496]

約数ペア:

[(1, 20699496), (2, 10349748), (3, 6899832), (4, 5174874), (6, 3449916), (8, 2587437), (9, 2299944), (12, 1724958), (18, 1149972), (24, 862479), (27, 766648), (36, 574986), (54, 383324), (61, 339336), (72, 287493), (108, 191662), (122, 169668), (183, 113112), (216, 95831), (244, 84834), (366, 56556), (488, 42417), (549, 37704), (732, 28278), (1098, 18852), (1464, 14139), (1571, 13176), (1647, 12568), (2196, 9426), (3142, 6588), (3294, 6284), (4392, 4713)]