18981050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{34511}}^1$

素因数の和:34534

約数の個数: 24

約数和(自身を含む): 38515392

約数和(自身を除く): 19534342

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 34511, 69022, 172555, 345110, 379621, 759242, 862775, 1725550, 1898105, 3796210, 9490525, 18981050]

約数ペア:

[(1, 18981050), (2, 9490525), (5, 3796210), (10, 1898105), (11, 1725550), (22, 862775), (25, 759242), (50, 379621), (55, 345110), (110, 172555), (275, 69022), (550, 34511)]