20794256

素因数分解:

$2^4\times 7^1\times {\mathrm{401}}^1\times {\mathrm{463}}^1$

素因数の和:879

約数の個数: 40

約数和(自身を含む): 46258944

約数和(自身を除く): 25464688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 401, 463, 802, 926, 1604, 1852, 2807, 3208, 3241, 3704, 5614, 6416, 6482, 7408, 11228, 12964, 22456, 25928, 44912, 51856, 185663, 371326, 742652, 1299641, 1485304, 2599282, 2970608, 5198564, 10397128, 20794256]

約数ペア:

[(1, 20794256), (2, 10397128), (4, 5198564), (7, 2970608), (8, 2599282), (14, 1485304), (16, 1299641), (28, 742652), (56, 371326), (112, 185663), (401, 51856), (463, 44912), (802, 25928), (926, 22456), (1604, 12964), (1852, 11228), (2807, 7408), (3208, 6482), (3241, 6416), (3704, 5614)]