20182778

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1579}}^1$

素因数の和:1682

約数の個数: 32

約数和(自身を含む): 38223360

約数和(自身を除く): 18040582

約数列:

[1, 2, 7, 11, 14, 22, 77, 83, 154, 166, 581, 913, 1162, 1579, 1826, 3158, 6391, 11053, 12782, 17369, 22106, 34738, 121583, 131057, 243166, 262114, 917399, 1441627, 1834798, 2883254, 10091389, 20182778]

約数ペア:

[(1, 20182778), (2, 10091389), (7, 2883254), (11, 1834798), (14, 1441627), (22, 917399), (77, 262114), (83, 243166), (154, 131057), (166, 121583), (581, 34738), (913, 22106), (1162, 17369), (1579, 12782), (1826, 11053), (3158, 6391)]