15708402

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1997}}^1$

素因数の和:2047

約数の個数: 48

約数和(自身を含む): 37402560

約数和(自身を除く): 21694158

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 114, 138, 171, 207, 342, 414, 437, 874, 1311, 1997, 2622, 3933, 3994, 5991, 7866, 11982, 17973, 35946, 37943, 45931, 75886, 91862, 113829, 137793, 227658, 275586, 341487, 413379, 682974, 826758, 872689, 1745378, 2618067, 5236134, 7854201, 15708402]

約数ペア:

[(1, 15708402), (2, 7854201), (3, 5236134), (6, 2618067), (9, 1745378), (18, 872689), (19, 826758), (23, 682974), (38, 413379), (46, 341487), (57, 275586), (69, 227658), (114, 137793), (138, 113829), (171, 91862), (207, 75886), (342, 45931), (414, 37943), (437, 35946), (874, 17973), (1311, 11982), (1997, 7866), (2622, 5991), (3933, 3994)]