18292568

素因数分解:

$2^3\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1439}}^1$

素因数の和:1679

約数の個数: 32

約数和(自身を含む): 39398400

約数和(自身を除く): 21105832

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 227, 454, 908, 1439, 1589, 1816, 2878, 3178, 5756, 6356, 10073, 11512, 12712, 20146, 40292, 80584, 326653, 653306, 1306612, 2286571, 2613224, 4573142, 9146284, 18292568]

約数ペア:

[(1, 18292568), (2, 9146284), (4, 4573142), (7, 2613224), (8, 2286571), (14, 1306612), (28, 653306), (56, 326653), (227, 80584), (454, 40292), (908, 20146), (1439, 12712), (1589, 11512), (1816, 10073), (2878, 6356), (3178, 5756)]