212318312

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{2777}}^1$

素因数の和:3305

約数の個数: 32

約数和(自身を含む): 420033600

約数和(自身を除く): 207715288

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 503, 1006, 2012, 2777, 4024, 5554, 9557, 11108, 19114, 22216, 38228, 52763, 76456, 105526, 211052, 422104, 1396831, 2793662, 5587324, 11174648, 26539789, 53079578, 106159156, 212318312]

約数ペア:

[(1, 212318312), (2, 106159156), (4, 53079578), (8, 26539789), (19, 11174648), (38, 5587324), (76, 2793662), (152, 1396831), (503, 422104), (1006, 211052), (2012, 105526), (2777, 76456), (4024, 52763), (5554, 38228), (9557, 22216), (11108, 19114)]