20212824

素因数分解:

$2^3\times 3^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 52214400

約数和(自身を除く): 32001576

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 73, 83, 139, 146, 166, 219, 249, 278, 292, 332, 417, 438, 498, 556, 584, 664, 834, 876, 996, 1112, 1668, 1752, 1992, 3336, 6059, 10147, 11537, 12118, 18177, 20294, 23074, 24236, 30441, 34611, 36354, 40588, 46148, 48472, 60882, 69222, 72708, 81176, 92296, 121764, 138444, 145416, 243528, 276888, 842201, 1684402, 2526603, 3368804, 5053206, 6737608, 10106412, 20212824]

約数ペア:

[(1, 20212824), (2, 10106412), (3, 6737608), (4, 5053206), (6, 3368804), (8, 2526603), (12, 1684402), (24, 842201), (73, 276888), (83, 243528), (139, 145416), (146, 138444), (166, 121764), (219, 92296), (249, 81176), (278, 72708), (292, 69222), (332, 60882), (417, 48472), (438, 46148), (498, 40588), (556, 36354), (584, 34611), (664, 30441), (834, 24236), (876, 23074), (996, 20294), (1112, 18177), (1668, 12118), (1752, 11537), (1992, 10147), (3336, 6059)]