28991188

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{1181}}^1$

素因数の和:1240

約数の個数: 36

約数和(自身を含む): 56743092

約数和(自身を除く): 27751904

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 361, 646, 722, 1181, 1292, 1444, 2362, 4724, 6137, 12274, 20077, 22439, 24548, 40154, 44878, 80308, 89756, 381463, 426341, 762926, 852682, 1525852, 1705364, 7247797, 14495594, 28991188]

約数ペア:

[(1, 28991188), (2, 14495594), (4, 7247797), (17, 1705364), (19, 1525852), (34, 852682), (38, 762926), (68, 426341), (76, 381463), (323, 89756), (361, 80308), (646, 44878), (722, 40154), (1181, 24548), (1292, 22439), (1444, 20077), (2362, 12274), (4724, 6137)]