19281350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{3187}}^1$

素因数の和:3221

約数の個数: 36

約数和(自身を含む): 39432372

約数和(自身を除く): 20151022

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 242, 275, 550, 605, 1210, 3025, 3187, 6050, 6374, 15935, 31870, 35057, 70114, 79675, 159350, 175285, 350570, 385627, 771254, 876425, 1752850, 1928135, 3856270, 9640675, 19281350]

約数ペア:

[(1, 19281350), (2, 9640675), (5, 3856270), (10, 1928135), (11, 1752850), (22, 876425), (25, 771254), (50, 385627), (55, 350570), (110, 175285), (121, 159350), (242, 79675), (275, 70114), (550, 35057), (605, 31870), (1210, 15935), (3025, 6374), (3187, 6050)]