18805747681

素因数分解:

$7^2\times {\mathrm{79}}^1\times {\mathrm{4858111}}^1$

素因数の和:4858204

約数の個数: 12

約数和(自身を含む): 22152990720

約数和(自身を除く): 3347243039

約数列:

[1, 7, 49, 79, 553, 3871, 4858111, 34006777, 238047439, 383790769, 2686535383, 18805747681]

約数ペア:

[(1, 18805747681), (7, 2686535383), (49, 383790769), (79, 238047439), (553, 34006777), (3871, 4858111)]