20129032

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{797}}^1$

素因数の和:862

約数の個数: 64

約数和(自身を含む): 48263040

約数和(自身を除く): 28134008

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 41, 44, 56, 77, 82, 88, 154, 164, 287, 308, 328, 451, 574, 616, 797, 902, 1148, 1594, 1804, 2296, 3157, 3188, 3608, 5579, 6314, 6376, 8767, 11158, 12628, 17534, 22316, 25256, 32677, 35068, 44632, 61369, 65354, 70136, 122738, 130708, 228739, 245476, 261416, 359447, 457478, 490952, 718894, 914956, 1437788, 1829912, 2516129, 2875576, 5032258, 10064516, 20129032]

約数ペア:

[(1, 20129032), (2, 10064516), (4, 5032258), (7, 2875576), (8, 2516129), (11, 1829912), (14, 1437788), (22, 914956), (28, 718894), (41, 490952), (44, 457478), (56, 359447), (77, 261416), (82, 245476), (88, 228739), (154, 130708), (164, 122738), (287, 70136), (308, 65354), (328, 61369), (451, 44632), (574, 35068), (616, 32677), (797, 25256), (902, 22316), (1148, 17534), (1594, 12628), (1804, 11158), (2296, 8767), (3157, 6376), (3188, 6314), (3608, 5579)]