20186264

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 45239040

約数和(自身を除く): 25052776

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 83, 86, 101, 166, 172, 202, 301, 332, 344, 404, 581, 602, 664, 707, 808, 1162, 1204, 1414, 2324, 2408, 2828, 3569, 4343, 4648, 5656, 7138, 8383, 8686, 14276, 16766, 17372, 24983, 28552, 30401, 33532, 34744, 49966, 58681, 60802, 67064, 99932, 117362, 121604, 199864, 234724, 243208, 360469, 469448, 720938, 1441876, 2523283, 2883752, 5046566, 10093132, 20186264]

約数ペア:

[(1, 20186264), (2, 10093132), (4, 5046566), (7, 2883752), (8, 2523283), (14, 1441876), (28, 720938), (43, 469448), (56, 360469), (83, 243208), (86, 234724), (101, 199864), (166, 121604), (172, 117362), (202, 99932), (301, 67064), (332, 60802), (344, 58681), (404, 49966), (581, 34744), (602, 33532), (664, 30401), (707, 28552), (808, 24983), (1162, 17372), (1204, 16766), (1414, 14276), (2324, 8686), (2408, 8383), (2828, 7138), (3569, 5656), (4343, 4648)]