1981708

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 3612672

約数和(自身を除く): 1630964

約数列:

[1, 2, 4, 47, 83, 94, 127, 166, 188, 254, 332, 508, 3901, 5969, 7802, 10541, 11938, 15604, 21082, 23876, 42164, 495427, 990854, 1981708]

約数ペア:

[(1, 1981708), (2, 990854), (4, 495427), (47, 42164), (83, 23876), (94, 21082), (127, 15604), (166, 11938), (188, 10541), (254, 7802), (332, 5969), (508, 3901)]