12438778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{4127}}^1$

素因数の和:4277

約数の個数: 16

約数和(自身を含む): 20507904

約数和(自身を除く): 8069126

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 4127, 8254, 45397, 90794, 565399, 1130798, 6219389, 12438778]

約数ペア:

[(1, 12438778), (2, 6219389), (11, 1130798), (22, 565399), (137, 90794), (274, 45397), (1507, 8254), (3014, 4127)]