19961628

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3019}}^1$

素因数の和:3074

約数の個数: 48

約数和(自身を含む): 50736000

約数和(自身を除く): 30774372

約数列:

[1, 2, 3, 4, 6, 12, 19, 29, 38, 57, 58, 76, 87, 114, 116, 174, 228, 348, 551, 1102, 1653, 2204, 3019, 3306, 6038, 6612, 9057, 12076, 18114, 36228, 57361, 87551, 114722, 172083, 175102, 229444, 262653, 344166, 350204, 525306, 688332, 1050612, 1663469, 3326938, 4990407, 6653876, 9980814, 19961628]

約数ペア:

[(1, 19961628), (2, 9980814), (3, 6653876), (4, 4990407), (6, 3326938), (12, 1663469), (19, 1050612), (29, 688332), (38, 525306), (57, 350204), (58, 344166), (76, 262653), (87, 229444), (114, 175102), (116, 172083), (174, 114722), (228, 87551), (348, 57361), (551, 36228), (1102, 18114), (1653, 12076), (2204, 9057), (3019, 6612), (3306, 6038)]