20743926

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3889}}^1$

素因数の和:4028

約数の個数: 32

約数和(自身を含む): 47800320

約数和(自身を除く): 27056394

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 127, 254, 381, 762, 889, 1778, 2667, 3889, 5334, 7778, 11667, 23334, 27223, 54446, 81669, 163338, 493903, 987806, 1481709, 2963418, 3457321, 6914642, 10371963, 20743926]

約数ペア:

[(1, 20743926), (2, 10371963), (3, 6914642), (6, 3457321), (7, 2963418), (14, 1481709), (21, 987806), (42, 493903), (127, 163338), (254, 81669), (381, 54446), (762, 27223), (889, 23334), (1778, 11667), (2667, 7778), (3889, 5334)]