20054397

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{4639}}^1$

素因数の和:4784

約数の個数: 16

約数和(自身を含む): 29399040

約数和(自身を除く): 9344643

約数列:

[1, 3, 11, 33, 131, 393, 1441, 4323, 4639, 13917, 51029, 153087, 607709, 1823127, 6684799, 20054397]

約数ペア:

[(1, 20054397), (3, 6684799), (11, 1823127), (33, 607709), (131, 153087), (393, 51029), (1441, 13917), (4323, 4639)]