7890991688

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{731189}}^1$

素因数の和:731285

約数の個数: 32

約数和(自身を含む): 15793704000

約数和(自身を除く): 7902712312

約数列:

[1, 2, 4, 8, 19, 38, 71, 76, 142, 152, 284, 568, 1349, 2698, 5396, 10792, 731189, 1462378, 2924756, 5849512, 13892591, 27785182, 51914419, 55570364, 103828838, 111140728, 207657676, 415315352, 986373961, 1972747922, 3945495844, 7890991688]

約数ペア:

[(1, 7890991688), (2, 3945495844), (4, 1972747922), (8, 986373961), (19, 415315352), (38, 207657676), (71, 111140728), (76, 103828838), (142, 55570364), (152, 51914419), (284, 27785182), (568, 13892591), (1349, 5849512), (2698, 2924756), (5396, 1462378), (10792, 731189)]