189666256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{853}}^1\times {\mathrm{1069}}^1$

素因数の和:1943

約数の個数: 40

約数和(自身を含む): 396580520

約数和(自身を除く): 206914264

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 853, 1069, 1706, 2138, 3412, 4276, 6824, 8552, 11089, 13648, 13897, 17104, 22178, 27794, 44356, 55588, 88712, 111176, 177424, 222352, 911857, 1823714, 3647428, 7294856, 11854141, 14589712, 23708282, 47416564, 94833128, 189666256]

約数ペア:

[(1, 189666256), (2, 94833128), (4, 47416564), (8, 23708282), (13, 14589712), (16, 11854141), (26, 7294856), (52, 3647428), (104, 1823714), (208, 911857), (853, 222352), (1069, 177424), (1706, 111176), (2138, 88712), (3412, 55588), (4276, 44356), (6824, 27794), (8552, 22178), (11089, 17104), (13648, 13897)]