990840304

素因数分解:

$2^4\times {\mathrm{1427}}^1\times {\mathrm{43397}}^1$

素因数の和:44832

約数の個数: 20

約数和(自身を含む): 1921142664

約数和(自身を除く): 930302360

約数列:

[1, 2, 4, 8, 16, 1427, 2854, 5708, 11416, 22832, 43397, 86794, 173588, 347176, 694352, 61927519, 123855038, 247710076, 495420152, 990840304]

約数ペア:

[(1, 990840304), (2, 495420152), (4, 247710076), (8, 123855038), (16, 61927519), (1427, 694352), (2854, 347176), (5708, 173588), (11416, 86794), (22832, 43397)]