20764286

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{1933}}^1$

素因数の和:2107

約数の個数: 16

約数和(自身を含む): 32166288

約数和(自身を除く): 11402002

約数列:

[1, 2, 41, 82, 131, 262, 1933, 3866, 5371, 10742, 79253, 158506, 253223, 506446, 10382143, 20764286]

約数ペア:

[(1, 20764286), (2, 10382143), (41, 506446), (82, 253223), (131, 158506), (262, 79253), (1933, 10742), (3866, 5371)]