20644656

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{9151}}^1$

素因数の和:9209

約数の個数: 40

約数和(自身を含む): 54472704

約数和(自身を除く): 33828048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 141, 188, 282, 376, 564, 752, 1128, 2256, 9151, 18302, 27453, 36604, 54906, 73208, 109812, 146416, 219624, 430097, 439248, 860194, 1290291, 1720388, 2580582, 3440776, 5161164, 6881552, 10322328, 20644656]

約数ペア:

[(1, 20644656), (2, 10322328), (3, 6881552), (4, 5161164), (6, 3440776), (8, 2580582), (12, 1720388), (16, 1290291), (24, 860194), (47, 439248), (48, 430097), (94, 219624), (141, 146416), (188, 109812), (282, 73208), (376, 54906), (564, 36604), (752, 27453), (1128, 18302), (2256, 9151)]