20841864

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2221}}^1$

素因数の和:2270

約数の個数: 64

約数和(自身を含む): 57594240

約数和(自身を除く): 36752376

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 23, 24, 34, 46, 51, 68, 69, 92, 102, 136, 138, 184, 204, 276, 391, 408, 552, 782, 1173, 1564, 2221, 2346, 3128, 4442, 4692, 6663, 8884, 9384, 13326, 17768, 26652, 37757, 51083, 53304, 75514, 102166, 113271, 151028, 153249, 204332, 226542, 302056, 306498, 408664, 453084, 612996, 868411, 906168, 1225992, 1736822, 2605233, 3473644, 5210466, 6947288, 10420932, 20841864]

約数ペア:

[(1, 20841864), (2, 10420932), (3, 6947288), (4, 5210466), (6, 3473644), (8, 2605233), (12, 1736822), (17, 1225992), (23, 906168), (24, 868411), (34, 612996), (46, 453084), (51, 408664), (68, 306498), (69, 302056), (92, 226542), (102, 204332), (136, 153249), (138, 151028), (184, 113271), (204, 102166), (276, 75514), (391, 53304), (408, 51083), (552, 37757), (782, 26652), (1173, 17768), (1564, 13326), (2221, 9384), (2346, 8884), (3128, 6663), (4442, 4692)]