20011662

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{479}}^1$

素因数の和:709

約数の個数: 48

約数和(自身を含む): 47623680

約数和(自身を除く): 27612018

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 211, 422, 479, 633, 958, 1266, 1437, 1899, 2321, 2874, 3798, 4311, 4642, 5269, 6963, 8622, 10538, 13926, 15807, 20889, 31614, 41778, 47421, 94842, 101069, 202138, 303207, 606414, 909621, 1111759, 1819242, 2223518, 3335277, 6670554, 10005831, 20011662]

約数ペア:

[(1, 20011662), (2, 10005831), (3, 6670554), (6, 3335277), (9, 2223518), (11, 1819242), (18, 1111759), (22, 909621), (33, 606414), (66, 303207), (99, 202138), (198, 101069), (211, 94842), (422, 47421), (479, 41778), (633, 31614), (958, 20889), (1266, 15807), (1437, 13926), (1899, 10538), (2321, 8622), (2874, 6963), (3798, 5269), (4311, 4642)]