19300490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2221}}^1$

素因数の和:2318

約数の個数: 32

約数和(自身を含む): 38396160

約数和(自身を除く): 19095670

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 158, 395, 790, 869, 1738, 2221, 4345, 4442, 8690, 11105, 22210, 24431, 48862, 122155, 175459, 244310, 350918, 877295, 1754590, 1930049, 3860098, 9650245, 19300490]

約数ペア:

[(1, 19300490), (2, 9650245), (5, 3860098), (10, 1930049), (11, 1754590), (22, 877295), (55, 350918), (79, 244310), (110, 175459), (158, 122155), (395, 48862), (790, 24431), (869, 22210), (1738, 11105), (2221, 8690), (4345, 4442)]