20542059

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1741}}^1$

素因数の和:1792

約数の個数: 32

約数和(自身を含む): 33446400

約数和(自身を除く): 12904341

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 171, 207, 437, 513, 621, 1311, 1741, 3933, 5223, 11799, 15669, 33079, 40043, 47007, 99237, 120129, 297711, 360387, 760817, 893133, 1081161, 2282451, 6847353, 20542059]

約数ペア:

[(1, 20542059), (3, 6847353), (9, 2282451), (19, 1081161), (23, 893133), (27, 760817), (57, 360387), (69, 297711), (171, 120129), (207, 99237), (437, 47007), (513, 40043), (621, 33079), (1311, 15669), (1741, 11799), (3933, 5223)]