890444918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2130251}}^1$

素因数の和:2130283

約数の個数: 16

約数和(自身を含む): 1533781440

約数和(自身を除く): 643336522

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 2130251, 4260502, 23432761, 40474769, 46865522, 80949538, 445222459, 890444918]

約数ペア:

[(1, 890444918), (2, 445222459), (11, 80949538), (19, 46865522), (22, 40474769), (38, 23432761), (209, 4260502), (418, 2130251)]