20784552

素因数分解:

$2^3\times 3^1\times {\mathrm{881}}^1\times {\mathrm{983}}^1$

素因数の和:1873

約数の個数: 32

約数和(自身を含む): 52073280

約数和(自身を除く): 31288728

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 881, 983, 1762, 1966, 2643, 2949, 3524, 3932, 5286, 5898, 7048, 7864, 10572, 11796, 21144, 23592, 866023, 1732046, 2598069, 3464092, 5196138, 6928184, 10392276, 20784552]

約数ペア:

[(1, 20784552), (2, 10392276), (3, 6928184), (4, 5196138), (6, 3464092), (8, 2598069), (12, 1732046), (24, 866023), (881, 23592), (983, 21144), (1762, 11796), (1966, 10572), (2643, 7864), (2949, 7048), (3524, 5898), (3932, 5286)]