20350888

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 39501000

約数和(自身を除く): 19150112

約数列:

[1, 2, 4, 8, 37, 74, 148, 197, 296, 349, 394, 698, 788, 1396, 1576, 2792, 7289, 12913, 14578, 25826, 29156, 51652, 58312, 68753, 103304, 137506, 275012, 550024, 2543861, 5087722, 10175444, 20350888]

約数ペア:

[(1, 20350888), (2, 10175444), (4, 5087722), (8, 2543861), (37, 550024), (74, 275012), (148, 137506), (197, 103304), (296, 68753), (349, 58312), (394, 51652), (698, 29156), (788, 25826), (1396, 14578), (1576, 12913), (2792, 7289)]