20041672

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5867}}^1$

素因数の和:5941

約数の個数: 32

約数和(自身を含む): 43657920

約数和(自身を除く): 23616248

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 5867, 11734, 23468, 41069, 46936, 82138, 164276, 328552, 357887, 715774, 1431548, 2505209, 2863096, 5010418, 10020836, 20041672]

約数ペア:

[(1, 20041672), (2, 10020836), (4, 5010418), (7, 2863096), (8, 2505209), (14, 1431548), (28, 715774), (56, 357887), (61, 328552), (122, 164276), (244, 82138), (427, 46936), (488, 41069), (854, 23468), (1708, 11734), (3416, 5867)]