81846490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{39161}}^1$

素因数の和:39198

約数の個数: 32

約数和(自身を含む): 169179840

約数和(自身を除く): 87333350

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 39161, 78322, 195805, 391610, 430771, 744059, 861542, 1488118, 2153855, 3720295, 4307710, 7440590, 8184649, 16369298, 40923245, 81846490]

約数ペア:

[(1, 81846490), (2, 40923245), (5, 16369298), (10, 8184649), (11, 7440590), (19, 4307710), (22, 3720295), (38, 2153855), (55, 1488118), (95, 861542), (110, 744059), (190, 430771), (209, 391610), (418, 195805), (1045, 78322), (2090, 39161)]