17972644956

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1539281}}^1$

素因数の和:1539434

約数の個数: 48

約数和(自身を含む): 48271883520

約数和(自身を除く): 30299238564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 139, 278, 417, 556, 834, 973, 1668, 1946, 2919, 3892, 5838, 11676, 1539281, 3078562, 4617843, 6157124, 9235686, 10774967, 18471372, 21549934, 32324901, 43099868, 64649802, 129299604, 213960059, 427920118, 641880177, 855840236, 1283760354, 1497720413, 2567520708, 2995440826, 4493161239, 5990881652, 8986322478, 17972644956]

約数ペア:

[(1, 17972644956), (2, 8986322478), (3, 5990881652), (4, 4493161239), (6, 2995440826), (7, 2567520708), (12, 1497720413), (14, 1283760354), (21, 855840236), (28, 641880177), (42, 427920118), (84, 213960059), (139, 129299604), (278, 64649802), (417, 43099868), (556, 32324901), (834, 21549934), (973, 18471372), (1668, 10774967), (1946, 9235686), (2919, 6157124), (3892, 4617843), (5838, 3078562), (11676, 1539281)]