18306764

素因数分解:

$2^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1553}}^1$

素因数の和:1985

約数の個数: 24

約数和(自身を含む): 36724128

約数和(自身を除く): 18417364

約数列:

[1, 2, 4, 7, 14, 28, 421, 842, 1553, 1684, 2947, 3106, 5894, 6212, 10871, 11788, 21742, 43484, 653813, 1307626, 2615252, 4576691, 9153382, 18306764]

約数ペア:

[(1, 18306764), (2, 9153382), (4, 4576691), (7, 2615252), (14, 1307626), (28, 653813), (421, 43484), (842, 21742), (1553, 11788), (1684, 10871), (2947, 6212), (3106, 5894)]