9891856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2503}}^1$

素因数の和:2543

約数の個数: 40

約数和(自身を含む): 21734720

約数和(自身を除く): 11842864

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 2503, 3952, 5006, 10012, 20024, 32539, 40048, 47557, 65078, 95114, 130156, 190228, 260312, 380456, 520624, 618241, 760912, 1236482, 2472964, 4945928, 9891856]

約数ペア:

[(1, 9891856), (2, 4945928), (4, 2472964), (8, 1236482), (13, 760912), (16, 618241), (19, 520624), (26, 380456), (38, 260312), (52, 190228), (76, 130156), (104, 95114), (152, 65078), (208, 47557), (247, 40048), (304, 32539), (494, 20024), (988, 10012), (1976, 5006), (2503, 3952)]