19010200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{8641}}^1$

素因数の和:8668

約数の個数: 48

約数和(自身を含む): 48222360

約数和(自身を除く): 29212160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 8641, 17282, 34564, 43205, 69128, 86410, 95051, 172820, 190102, 216025, 345640, 380204, 432050, 475255, 760408, 864100, 950510, 1728200, 1901020, 2376275, 3802040, 4752550, 9505100, 19010200]

約数ペア:

[(1, 19010200), (2, 9505100), (4, 4752550), (5, 3802040), (8, 2376275), (10, 1901020), (11, 1728200), (20, 950510), (22, 864100), (25, 760408), (40, 475255), (44, 432050), (50, 380204), (55, 345640), (88, 216025), (100, 190102), (110, 172820), (200, 95051), (220, 86410), (275, 69128), (440, 43205), (550, 34564), (1100, 17282), (2200, 8641)]