2019406564

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{199783}}^1$

素因数の和:199832

約数の個数: 36

約数和(自身を含む): 4262591424

約数和(自身を除く): 2243184860

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 361, 532, 722, 1444, 2527, 5054, 10108, 199783, 399566, 799132, 1398481, 2796962, 3795877, 5593924, 7591754, 15183508, 26571139, 53142278, 72121663, 106284556, 144243326, 288486652, 504851641, 1009703282, 2019406564]

約数ペア:

[(1, 2019406564), (2, 1009703282), (4, 504851641), (7, 288486652), (14, 144243326), (19, 106284556), (28, 72121663), (38, 53142278), (76, 26571139), (133, 15183508), (266, 7591754), (361, 5593924), (532, 3795877), (722, 2796962), (1444, 1398481), (2527, 799132), (5054, 399566), (10108, 199783)]