199844810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{165161}}^1$

素因数の和:165190

約数の個数: 24

約数和(自身を含む): 395397828

約数和(自身を除く): 195553018

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 165161, 330322, 825805, 1651610, 1816771, 3633542, 9083855, 18167710, 19984481, 39968962, 99922405, 199844810]

約数ペア:

[(1, 199844810), (2, 99922405), (5, 39968962), (10, 19984481), (11, 18167710), (22, 9083855), (55, 3633542), (110, 1816771), (121, 1651610), (242, 825805), (605, 330322), (1210, 165161)]