20073207

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{769}}^1$

素因数の和:903

約数の個数: 32

約数和(自身を含む): 33707520

約数和(自身を除く): 13634313

約数列:

[1, 3, 7, 11, 21, 33, 77, 113, 231, 339, 769, 791, 1243, 2307, 2373, 3729, 5383, 8459, 8701, 16149, 25377, 26103, 59213, 86897, 177639, 260691, 608279, 955867, 1824837, 2867601, 6691069, 20073207]

約数ペア:

[(1, 20073207), (3, 6691069), (7, 2867601), (11, 1824837), (21, 955867), (33, 608279), (77, 260691), (113, 177639), (231, 86897), (339, 59213), (769, 26103), (791, 25377), (1243, 16149), (2307, 8701), (2373, 8459), (3729, 5383)]