18575892

素因数分解:

$2^2\times 3^5\times {\mathrm{29}}^1\times {\mathrm{659}}^1$

素因数の和:707

約数の個数: 72

約数和(自身を含む): 50450400

約数和(自身を除く): 31874508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 81, 87, 108, 116, 162, 174, 243, 261, 324, 348, 486, 522, 659, 783, 972, 1044, 1318, 1566, 1977, 2349, 2636, 3132, 3954, 4698, 5931, 7047, 7908, 9396, 11862, 14094, 17793, 19111, 23724, 28188, 35586, 38222, 53379, 57333, 71172, 76444, 106758, 114666, 160137, 171999, 213516, 229332, 320274, 343998, 515997, 640548, 687996, 1031994, 1547991, 2063988, 3095982, 4643973, 6191964, 9287946, 18575892]

約数ペア:

[(1, 18575892), (2, 9287946), (3, 6191964), (4, 4643973), (6, 3095982), (9, 2063988), (12, 1547991), (18, 1031994), (27, 687996), (29, 640548), (36, 515997), (54, 343998), (58, 320274), (81, 229332), (87, 213516), (108, 171999), (116, 160137), (162, 114666), (174, 106758), (243, 76444), (261, 71172), (324, 57333), (348, 53379), (486, 38222), (522, 35586), (659, 28188), (783, 23724), (972, 19111), (1044, 17793), (1318, 14094), (1566, 11862), (1977, 9396), (2349, 7908), (2636, 7047), (3132, 5931), (3954, 4698)]