2189173690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{145267}}^1$

素因数の和:145422

約数の個数: 32

約数和(自身を含む): 4330148544

約数和(自身を除く): 2140974854

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 137, 274, 685, 1370, 1507, 3014, 7535, 15070, 145267, 290534, 726335, 1452670, 1597937, 3195874, 7989685, 15979370, 19901579, 39803158, 99507895, 199015790, 218917369, 437834738, 1094586845, 2189173690]

約数ペア:

[(1, 2189173690), (2, 1094586845), (5, 437834738), (10, 218917369), (11, 199015790), (22, 99507895), (55, 39803158), (110, 19901579), (137, 15979370), (274, 7989685), (685, 3195874), (1370, 1597937), (1507, 1452670), (3014, 726335), (7535, 290534), (15070, 145267)]