20199378

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{863}}^1$

素因数の和:998

約数の個数: 32

約数和(自身を含む): 41803776

約数和(自身を除く): 21604398

約数列:

[1, 2, 3, 6, 47, 83, 94, 141, 166, 249, 282, 498, 863, 1726, 2589, 3901, 5178, 7802, 11703, 23406, 40561, 71629, 81122, 121683, 143258, 214887, 243366, 429774, 3366563, 6733126, 10099689, 20199378]

約数ペア:

[(1, 20199378), (2, 10099689), (3, 6733126), (6, 3366563), (47, 429774), (83, 243366), (94, 214887), (141, 143258), (166, 121683), (249, 81122), (282, 71629), (498, 40561), (863, 23406), (1726, 11703), (2589, 7802), (3901, 5178)]