20308212

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{4373}}^1$

素因数の和:4429

約数の個数: 48

約数和(自身を含む): 53887680

約数和(自身を除く): 33579468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 2322, 4373, 4644, 8746, 13119, 17492, 26238, 39357, 52476, 78714, 118071, 157428, 188039, 236142, 376078, 472284, 564117, 752156, 1128234, 1692351, 2256468, 3384702, 5077053, 6769404, 10154106, 20308212]

約数ペア:

[(1, 20308212), (2, 10154106), (3, 6769404), (4, 5077053), (6, 3384702), (9, 2256468), (12, 1692351), (18, 1128234), (27, 752156), (36, 564117), (43, 472284), (54, 376078), (86, 236142), (108, 188039), (129, 157428), (172, 118071), (258, 78714), (387, 52476), (516, 39357), (774, 26238), (1161, 17492), (1548, 13119), (2322, 8746), (4373, 4644)]