51321688

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{907}}^1$

素因数の和:1567

約数の個数: 32

約数和(自身を含む): 105255360

約数和(自身を除く): 53933672

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 643, 907, 1286, 1814, 2572, 3628, 5144, 7073, 7256, 9977, 14146, 19954, 28292, 39908, 56584, 79816, 583201, 1166402, 2332804, 4665608, 6415211, 12830422, 25660844, 51321688]

約数ペア:

[(1, 51321688), (2, 25660844), (4, 12830422), (8, 6415211), (11, 4665608), (22, 2332804), (44, 1166402), (88, 583201), (643, 79816), (907, 56584), (1286, 39908), (1814, 28292), (2572, 19954), (3628, 14146), (5144, 9977), (7073, 7256)]