20950578

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5569}}^1$

素因数の和:5607

約数の個数: 48

約数和(自身を含む): 52135200

約数和(自身を除く): 31184622

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 99, 114, 171, 198, 209, 342, 418, 627, 1254, 1881, 3762, 5569, 11138, 16707, 33414, 50121, 61259, 100242, 105811, 122518, 183777, 211622, 317433, 367554, 551331, 634866, 952299, 1102662, 1163921, 1904598, 2327842, 3491763, 6983526, 10475289, 20950578]

約数ペア:

[(1, 20950578), (2, 10475289), (3, 6983526), (6, 3491763), (9, 2327842), (11, 1904598), (18, 1163921), (19, 1102662), (22, 952299), (33, 634866), (38, 551331), (57, 367554), (66, 317433), (99, 211622), (114, 183777), (171, 122518), (198, 105811), (209, 100242), (342, 61259), (418, 50121), (627, 33414), (1254, 16707), (1881, 11138), (3762, 5569)]