4991038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1979}}^1$

素因数の和:2091

約数の個数: 16

約数和(自身を含む): 8149680

約数和(自身を除く): 3158642

約数列:

[1, 2, 13, 26, 97, 194, 1261, 1979, 2522, 3958, 25727, 51454, 191963, 383926, 2495519, 4991038]

約数ペア:

[(1, 4991038), (2, 2495519), (13, 383926), (26, 191963), (97, 51454), (194, 25727), (1261, 3958), (1979, 2522)]