20145984

素因数分解:

$2^6\times 3^1\times {\mathrm{317}}^1\times {\mathrm{331}}^1$

素因数の和:663

約数の個数: 56

約数和(自身を含む): 53632608

約数和(自身を除く): 33486624

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 317, 331, 634, 662, 951, 993, 1268, 1324, 1902, 1986, 2536, 2648, 3804, 3972, 5072, 5296, 7608, 7944, 10144, 10592, 15216, 15888, 20288, 21184, 30432, 31776, 60864, 63552, 104927, 209854, 314781, 419708, 629562, 839416, 1259124, 1678832, 2518248, 3357664, 5036496, 6715328, 10072992, 20145984]

約数ペア:

[(1, 20145984), (2, 10072992), (3, 6715328), (4, 5036496), (6, 3357664), (8, 2518248), (12, 1678832), (16, 1259124), (24, 839416), (32, 629562), (48, 419708), (64, 314781), (96, 209854), (192, 104927), (317, 63552), (331, 60864), (634, 31776), (662, 30432), (951, 21184), (993, 20288), (1268, 15888), (1324, 15216), (1902, 10592), (1986, 10144), (2536, 7944), (2648, 7608), (3804, 5296), (3972, 5072)]