20199808336

素因数分解:

$2^4\times {\mathrm{27631}}^1\times {\mathrm{45691}}^1$

素因数の和:73330

約数の個数: 20

約数和(自身を含む): 39139401664

約数和(自身を除く): 18939593328

約数列:

[1, 2, 4, 8, 16, 27631, 45691, 55262, 91382, 110524, 182764, 221048, 365528, 442096, 731056, 1262488021, 2524976042, 5049952084, 10099904168, 20199808336]

約数ペア:

[(1, 20199808336), (2, 10099904168), (4, 5049952084), (8, 2524976042), (16, 1262488021), (27631, 731056), (45691, 442096), (55262, 365528), (91382, 221048), (110524, 182764)]