199458542

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{22921}}^1$

素因数の和:23171

約数の個数: 16

約数和(自身を含む): 316323600

約数和(自身を除く): 116865058

約数列:

[1, 2, 19, 38, 229, 458, 4351, 8702, 22921, 45842, 435499, 870998, 5248909, 10497818, 99729271, 199458542]

約数ペア:

[(1, 199458542), (2, 99729271), (19, 10497818), (38, 5248909), (229, 870998), (458, 435499), (4351, 45842), (8702, 22921)]