28891628

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{12263}}^1$

素因数の和:12317

約数の個数: 24

約数和(自身を含む): 54942720

約数和(自身を除く): 26051092

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 2356, 12263, 24526, 49052, 232997, 380153, 465994, 760306, 931988, 1520612, 7222907, 14445814, 28891628]

約数ペア:

[(1, 28891628), (2, 14445814), (4, 7222907), (19, 1520612), (31, 931988), (38, 760306), (62, 465994), (76, 380153), (124, 232997), (589, 49052), (1178, 24526), (2356, 12263)]