18039812

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{6379}}^1$

素因数の和:6491

約数の個数: 24

約数和(自身を含む): 36442560

約数和(自身を除く): 18402748

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 6379, 12758, 25516, 44653, 89306, 178612, 644279, 1288558, 2577116, 4509953, 9019906, 18039812]

約数ペア:

[(1, 18039812), (2, 9019906), (4, 4509953), (7, 2577116), (14, 1288558), (28, 644279), (101, 178612), (202, 89306), (404, 44653), (707, 25516), (1414, 12758), (2828, 6379)]