18605988

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^2\times {\mathrm{977}}^1$

素因数の和:1033

約数の個数: 54

約数和(自身を含む): 49215894

約数和(自身を除く): 30609906

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 529, 828, 977, 1058, 1587, 1954, 2116, 2931, 3174, 3908, 4761, 5862, 6348, 8793, 9522, 11724, 17586, 19044, 22471, 35172, 44942, 67413, 89884, 134826, 202239, 269652, 404478, 516833, 808956, 1033666, 1550499, 2067332, 3100998, 4651497, 6201996, 9302994, 18605988]

約数ペア:

[(1, 18605988), (2, 9302994), (3, 6201996), (4, 4651497), (6, 3100998), (9, 2067332), (12, 1550499), (18, 1033666), (23, 808956), (36, 516833), (46, 404478), (69, 269652), (92, 202239), (138, 134826), (207, 89884), (276, 67413), (414, 44942), (529, 35172), (828, 22471), (977, 19044), (1058, 17586), (1587, 11724), (1954, 9522), (2116, 8793), (2931, 6348), (3174, 5862), (3908, 4761)]