18520056

素因数分解:

$2^3\times 3^3\times {\mathrm{179}}^1\times {\mathrm{479}}^1$

素因数の和:673

約数の個数: 64

約数和(自身を含む): 51840000

約数和(自身を除く): 33319944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 179, 216, 358, 479, 537, 716, 958, 1074, 1432, 1437, 1611, 1916, 2148, 2874, 3222, 3832, 4296, 4311, 4833, 5748, 6444, 8622, 9666, 11496, 12888, 12933, 17244, 19332, 25866, 34488, 38664, 51732, 85741, 103464, 171482, 257223, 342964, 514446, 685928, 771669, 1028892, 1543338, 2057784, 2315007, 3086676, 4630014, 6173352, 9260028, 18520056]

約数ペア:

[(1, 18520056), (2, 9260028), (3, 6173352), (4, 4630014), (6, 3086676), (8, 2315007), (9, 2057784), (12, 1543338), (18, 1028892), (24, 771669), (27, 685928), (36, 514446), (54, 342964), (72, 257223), (108, 171482), (179, 103464), (216, 85741), (358, 51732), (479, 38664), (537, 34488), (716, 25866), (958, 19332), (1074, 17244), (1432, 12933), (1437, 12888), (1611, 11496), (1916, 9666), (2148, 8622), (2874, 6444), (3222, 5748), (3832, 4833), (4296, 4311)]