20643552

素因数分解:

$2^5\times 3^3\times {\mathrm{23893}}^1$

素因数の和:23912

約数の個数: 48

約数和(自身を含む): 60212880

約数和(自身を除く): 39569328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 23893, 47786, 71679, 95572, 143358, 191144, 215037, 286716, 382288, 430074, 573432, 645111, 764576, 860148, 1146864, 1290222, 1720296, 2293728, 2580444, 3440592, 5160888, 6881184, 10321776, 20643552]

約数ペア:

[(1, 20643552), (2, 10321776), (3, 6881184), (4, 5160888), (6, 3440592), (8, 2580444), (9, 2293728), (12, 1720296), (16, 1290222), (18, 1146864), (24, 860148), (27, 764576), (32, 645111), (36, 573432), (48, 430074), (54, 382288), (72, 286716), (96, 215037), (108, 191144), (144, 143358), (216, 95572), (288, 71679), (432, 47786), (864, 23893)]