20549804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 42166656

約数和(自身を除く): 21616852

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 83, 166, 187, 331, 332, 374, 662, 748, 913, 1324, 1411, 1826, 2822, 3641, 3652, 5627, 5644, 7282, 11254, 14564, 15521, 22508, 27473, 31042, 54946, 61897, 62084, 109892, 123794, 247588, 302203, 467041, 604406, 934082, 1208812, 1868164, 5137451, 10274902, 20549804]

約数ペア:

[(1, 20549804), (2, 10274902), (4, 5137451), (11, 1868164), (17, 1208812), (22, 934082), (34, 604406), (44, 467041), (68, 302203), (83, 247588), (166, 123794), (187, 109892), (331, 62084), (332, 61897), (374, 54946), (662, 31042), (748, 27473), (913, 22508), (1324, 15521), (1411, 14564), (1826, 11254), (2822, 7282), (3641, 5644), (3652, 5627)]