139968364

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{96931}}^1$

素因数の和:96973

約数の個数: 18

約数和(自身を含む): 258517644

約数和(自身を除く): 118549280

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 96931, 193862, 387724, 1841689, 3683378, 7366756, 34992091, 69984182, 139968364]

約数ペア:

[(1, 139968364), (2, 69984182), (4, 34992091), (19, 7366756), (38, 3683378), (76, 1841689), (361, 387724), (722, 193862), (1444, 96931)]