19501100

素因数分解:

$2^2\times 5^2\times {\mathrm{191}}^1\times {\mathrm{1021}}^1$

素因数の和:1226

約数の個数: 36

約数和(自身を含む): 42580608

約数和(自身を除く): 23079508

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 191, 382, 764, 955, 1021, 1910, 2042, 3820, 4084, 4775, 5105, 9550, 10210, 19100, 20420, 25525, 51050, 102100, 195011, 390022, 780044, 975055, 1950110, 3900220, 4875275, 9750550, 19501100]

約数ペア:

[(1, 19501100), (2, 9750550), (4, 4875275), (5, 3900220), (10, 1950110), (20, 975055), (25, 780044), (50, 390022), (100, 195011), (191, 102100), (382, 51050), (764, 25525), (955, 20420), (1021, 19100), (1910, 10210), (2042, 9550), (3820, 5105), (4084, 4775)]