18673128

素因数分解:

$2^3\times 3^2\times {\mathrm{223}}^1\times {\mathrm{1163}}^1$

素因数の和:1398

約数の個数: 48

約数和(自身を含む): 50843520

約数和(自身を除く): 32170392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 223, 446, 669, 892, 1163, 1338, 1784, 2007, 2326, 2676, 3489, 4014, 4652, 5352, 6978, 8028, 9304, 10467, 13956, 16056, 20934, 27912, 41868, 83736, 259349, 518698, 778047, 1037396, 1556094, 2074792, 2334141, 3112188, 4668282, 6224376, 9336564, 18673128]

約数ペア:

[(1, 18673128), (2, 9336564), (3, 6224376), (4, 4668282), (6, 3112188), (8, 2334141), (9, 2074792), (12, 1556094), (18, 1037396), (24, 778047), (36, 518698), (72, 259349), (223, 83736), (446, 41868), (669, 27912), (892, 20934), (1163, 16056), (1338, 13956), (1784, 10467), (2007, 9304), (2326, 8028), (2676, 6978), (3489, 5352), (4014, 4652)]