18863930

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{25841}}^1$

素因数の和:25921

約数の個数: 16

約数和(自身を含む): 34421544

約数和(自身を除く): 15557614

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 25841, 51682, 129205, 258410, 1886393, 3772786, 9431965, 18863930]

約数ペア:

[(1, 18863930), (2, 9431965), (5, 3772786), (10, 1886393), (73, 258410), (146, 129205), (365, 51682), (730, 25841)]