18140782

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43399}}^1$

素因数の和:43431

約数の個数: 16

約数和(自身を含む): 31248000

約数和(自身を除く): 13107218

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 43399, 86798, 477389, 824581, 954778, 1649162, 9070391, 18140782]

約数ペア:

[(1, 18140782), (2, 9070391), (11, 1649162), (19, 954778), (22, 824581), (38, 477389), (209, 86798), (418, 43399)]