2016991018

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{8269}}^1$

素因数の和:8435

約数の個数: 48

約数和(自身を含む): 3733408800

約数和(自身を除く): 1716417782

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 131, 133, 262, 266, 917, 931, 1834, 1862, 2489, 4978, 6419, 8269, 12838, 16538, 17423, 34846, 57883, 115766, 121961, 157111, 243922, 314222, 405181, 810362, 1083239, 1099777, 2166478, 2199554, 7582673, 7698439, 15165346, 15396878, 20581541, 41163082, 53078711, 106157422, 144070787, 288141574, 1008495509, 2016991018]

約数ペア:

[(1, 2016991018), (2, 1008495509), (7, 288141574), (14, 144070787), (19, 106157422), (38, 53078711), (49, 41163082), (98, 20581541), (131, 15396878), (133, 15165346), (262, 7698439), (266, 7582673), (917, 2199554), (931, 2166478), (1834, 1099777), (1862, 1083239), (2489, 810362), (4978, 405181), (6419, 314222), (8269, 243922), (12838, 157111), (16538, 121961), (17423, 115766), (34846, 57883)]