12801958

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{7349}}^1$

素因数の和:7431

約数の個数: 16

約数和(自身を含む): 20991600

約数和(自身を除く): 8189642

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 7349, 14698, 95537, 191074, 492383, 984766, 6400979, 12801958]

約数ペア:

[(1, 12801958), (2, 6400979), (13, 984766), (26, 492383), (67, 191074), (134, 95537), (871, 14698), (1742, 7349)]