20679274

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19183}}^1$

素因数の和:19210

約数の個数: 24

約数和(自身を含む): 39365568

約数和(自身を除く): 18686294

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 19183, 38366, 134281, 211013, 268562, 422026, 939967, 1477091, 1879934, 2954182, 10339637, 20679274]

約数ペア:

[(1, 20679274), (2, 10339637), (7, 2954182), (11, 1879934), (14, 1477091), (22, 939967), (49, 422026), (77, 268562), (98, 211013), (154, 134281), (539, 38366), (1078, 19183)]