1216888912

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{242989}}^1$

素因数の和:243310

約数の個数: 20

約数和(自身を含む): 2365264660

約数和(自身を除く): 1148375748

約数列:

[1, 2, 4, 8, 16, 313, 626, 1252, 2504, 5008, 242989, 485978, 971956, 1943912, 3887824, 76055557, 152111114, 304222228, 608444456, 1216888912]

約数ペア:

[(1, 1216888912), (2, 608444456), (4, 304222228), (8, 152111114), (16, 76055557), (313, 3887824), (626, 1943912), (1252, 971956), (2504, 485978), (5008, 242989)]