18513648

素因数分解:

$2^4\times 3^2\times {\mathrm{83}}^1\times {\mathrm{1549}}^1$

素因数の和:1646

約数の個数: 60

約数和(自身を含む): 52470600

約数和(自身を除く): 33956952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 83, 144, 166, 249, 332, 498, 664, 747, 996, 1328, 1494, 1549, 1992, 2988, 3098, 3984, 4647, 5976, 6196, 9294, 11952, 12392, 13941, 18588, 24784, 27882, 37176, 55764, 74352, 111528, 128567, 223056, 257134, 385701, 514268, 771402, 1028536, 1157103, 1542804, 2057072, 2314206, 3085608, 4628412, 6171216, 9256824, 18513648]

約数ペア:

[(1, 18513648), (2, 9256824), (3, 6171216), (4, 4628412), (6, 3085608), (8, 2314206), (9, 2057072), (12, 1542804), (16, 1157103), (18, 1028536), (24, 771402), (36, 514268), (48, 385701), (72, 257134), (83, 223056), (144, 128567), (166, 111528), (249, 74352), (332, 55764), (498, 37176), (664, 27882), (747, 24784), (996, 18588), (1328, 13941), (1494, 12392), (1549, 11952), (1992, 9294), (2988, 6196), (3098, 5976), (3984, 4647)]