19914950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{36209}}^1$

素因数の和:36232

約数の個数: 24

約数和(自身を含む): 40410360

約数和(自身を除く): 20495410

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 36209, 72418, 181045, 362090, 398299, 796598, 905225, 1810450, 1991495, 3982990, 9957475, 19914950]

約数ペア:

[(1, 19914950), (2, 9957475), (5, 3982990), (10, 1991495), (11, 1810450), (22, 905225), (25, 796598), (50, 398299), (55, 362090), (110, 181045), (275, 72418), (550, 36209)]