2018208139

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 2223302400

約数和(自身を除く): 205094261

約数列:

[1, 19, 43, 109, 131, 173, 817, 2071, 2489, 3287, 4687, 5633, 7439, 14279, 18857, 22663, 89053, 107027, 141341, 271301, 358283, 430597, 613997, 810851, 974509, 2470267, 11665943, 15406169, 18515671, 46935073, 106221481, 2018208139]

約数ペア:

[(1, 2018208139), (19, 106221481), (43, 46935073), (109, 18515671), (131, 15406169), (173, 11665943), (817, 2470267), (2071, 974509), (2489, 810851), (3287, 613997), (4687, 430597), (5633, 358283), (7439, 271301), (14279, 141341), (18857, 107027), (22663, 89053)]