18434540

素因数分解:

$2^2\times 5^1\times {\mathrm{877}}^1\times {\mathrm{1051}}^1$

素因数の和:1937

約数の個数: 24

約数和(自身を含む): 38793552

約数和(自身を除く): 20359012

約数列:

[1, 2, 4, 5, 10, 20, 877, 1051, 1754, 2102, 3508, 4204, 4385, 5255, 8770, 10510, 17540, 21020, 921727, 1843454, 3686908, 4608635, 9217270, 18434540]

約数ペア:

[(1, 18434540), (2, 9217270), (4, 4608635), (5, 3686908), (10, 1843454), (20, 921727), (877, 21020), (1051, 17540), (1754, 10510), (2102, 8770), (3508, 5255), (4204, 4385)]