18262580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{130447}}^1$

素因数の和:130463

約数の個数: 24

約数和(自身を含む): 43830528

約数和(自身を除く): 25567948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 130447, 260894, 521788, 652235, 913129, 1304470, 1826258, 2608940, 3652516, 4565645, 9131290, 18262580]

約数ペア:

[(1, 18262580), (2, 9131290), (4, 4565645), (5, 3652516), (7, 2608940), (10, 1826258), (14, 1304470), (20, 913129), (28, 652235), (35, 521788), (70, 260894), (140, 130447)]