199981738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{463}}^1\times {\mathrm{677}}^1$

素因数の和:1182

約数の個数: 32

約数和(自身を含む): 339759360

約数和(自身を除く): 139777622

約数列:

[1, 2, 11, 22, 29, 58, 319, 463, 638, 677, 926, 1354, 5093, 7447, 10186, 13427, 14894, 19633, 26854, 39266, 147697, 215963, 295394, 313451, 431926, 626902, 3447961, 6895922, 9090079, 18180158, 99990869, 199981738]

約数ペア:

[(1, 199981738), (2, 99990869), (11, 18180158), (22, 9090079), (29, 6895922), (58, 3447961), (319, 626902), (463, 431926), (638, 313451), (677, 295394), (926, 215963), (1354, 147697), (5093, 39266), (7447, 26854), (10186, 19633), (13427, 14894)]