20566336

素因数分解:

$2^6\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1583}}^1$

素因数の和:1631

約数の個数: 56

約数和(自身を含む): 48280320

約数和(自身を除く): 27713984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 203, 224, 232, 406, 448, 464, 812, 928, 1583, 1624, 1856, 3166, 3248, 6332, 6496, 11081, 12664, 12992, 22162, 25328, 44324, 45907, 50656, 88648, 91814, 101312, 177296, 183628, 321349, 354592, 367256, 642698, 709184, 734512, 1285396, 1469024, 2570792, 2938048, 5141584, 10283168, 20566336]

約数ペア:

[(1, 20566336), (2, 10283168), (4, 5141584), (7, 2938048), (8, 2570792), (14, 1469024), (16, 1285396), (28, 734512), (29, 709184), (32, 642698), (56, 367256), (58, 354592), (64, 321349), (112, 183628), (116, 177296), (203, 101312), (224, 91814), (232, 88648), (406, 50656), (448, 45907), (464, 44324), (812, 25328), (928, 22162), (1583, 12992), (1624, 12664), (1856, 11081), (3166, 6496), (3248, 6332)]