20701422

素因数分解:

$2^1\times 3^2\times 7^4\times {\mathrm{479}}^1$

素因数の和:515

約数の個数: 60

約数和(自身を含む): 52434720

約数和(自身を除く): 31733298

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 343, 441, 479, 686, 882, 958, 1029, 1437, 2058, 2401, 2874, 3087, 3353, 4311, 4802, 6174, 6706, 7203, 8622, 10059, 14406, 20118, 21609, 23471, 30177, 43218, 46942, 60354, 70413, 140826, 164297, 211239, 328594, 422478, 492891, 985782, 1150079, 1478673, 2300158, 2957346, 3450237, 6900474, 10350711, 20701422]

約数ペア:

[(1, 20701422), (2, 10350711), (3, 6900474), (6, 3450237), (7, 2957346), (9, 2300158), (14, 1478673), (18, 1150079), (21, 985782), (42, 492891), (49, 422478), (63, 328594), (98, 211239), (126, 164297), (147, 140826), (294, 70413), (343, 60354), (441, 46942), (479, 43218), (686, 30177), (882, 23471), (958, 21609), (1029, 20118), (1437, 14406), (2058, 10059), (2401, 8622), (2874, 7203), (3087, 6706), (3353, 6174), (4311, 4802)]