18729706

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{3881}}^1$

素因数の和:4029

約数の個数: 16

約数和(自身を含む): 29813760

約数和(自身を除く): 11084054

約数列:

[1, 2, 19, 38, 127, 254, 2413, 3881, 4826, 7762, 73739, 147478, 492887, 985774, 9364853, 18729706]

約数ペア:

[(1, 18729706), (2, 9364853), (19, 985774), (38, 492887), (127, 147478), (254, 73739), (2413, 7762), (3881, 4826)]