201417656

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{21391}}^1$

素因数の和:21515

約数の個数: 32

約数和(自身を含む): 415860480

約数和(自身を除く): 214442824

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 107, 214, 428, 856, 1177, 2354, 4708, 9416, 21391, 42782, 85564, 171128, 235301, 470602, 941204, 1882408, 2288837, 4577674, 9155348, 18310696, 25177207, 50354414, 100708828, 201417656]

約数ペア:

[(1, 201417656), (2, 100708828), (4, 50354414), (8, 25177207), (11, 18310696), (22, 9155348), (44, 4577674), (88, 2288837), (107, 1882408), (214, 941204), (428, 470602), (856, 235301), (1177, 171128), (2354, 85564), (4708, 42782), (9416, 21391)]