26865986

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:426

約数の個数: 32

約数和(自身を含む): 47342208

約数和(自身を除く): 20476222

約数列:

[1, 2, 7, 14, 61, 122, 163, 193, 326, 386, 427, 854, 1141, 1351, 2282, 2702, 9943, 11773, 19886, 23546, 31459, 62918, 69601, 82411, 139202, 164822, 220213, 440426, 1918999, 3837998, 13432993, 26865986]

約数ペア:

[(1, 26865986), (2, 13432993), (7, 3837998), (14, 1918999), (61, 440426), (122, 220213), (163, 164822), (193, 139202), (326, 82411), (386, 69601), (427, 62918), (854, 31459), (1141, 23546), (1351, 19886), (2282, 11773), (2702, 9943)]