18350964

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{599}}^1$

素因数の和:669

約数の個数: 72

約数和(自身を含む): 49795200

約数和(自身を除く): 31444236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 37, 46, 69, 74, 92, 111, 138, 148, 207, 222, 276, 333, 414, 444, 599, 666, 828, 851, 1198, 1332, 1702, 1797, 2396, 2553, 3404, 3594, 5106, 5391, 7188, 7659, 10212, 10782, 13777, 15318, 21564, 22163, 27554, 30636, 41331, 44326, 55108, 66489, 82662, 88652, 123993, 132978, 165324, 199467, 247986, 265956, 398934, 495972, 509749, 797868, 1019498, 1529247, 2038996, 3058494, 4587741, 6116988, 9175482, 18350964]

約数ペア:

[(1, 18350964), (2, 9175482), (3, 6116988), (4, 4587741), (6, 3058494), (9, 2038996), (12, 1529247), (18, 1019498), (23, 797868), (36, 509749), (37, 495972), (46, 398934), (69, 265956), (74, 247986), (92, 199467), (111, 165324), (138, 132978), (148, 123993), (207, 88652), (222, 82662), (276, 66489), (333, 55108), (414, 44326), (444, 41331), (599, 30636), (666, 27554), (828, 22163), (851, 21564), (1198, 15318), (1332, 13777), (1702, 10782), (1797, 10212), (2396, 7659), (2553, 7188), (3404, 5391), (3594, 5106)]