20859192

素因数分解:

$2^3\times 3^2\times {\mathrm{281}}^1\times {\mathrm{1031}}^1$

素因数の和:1324

約数の個数: 48

約数和(自身を含む): 56749680

約数和(自身を除く): 35890488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 281, 562, 843, 1031, 1124, 1686, 2062, 2248, 2529, 3093, 3372, 4124, 5058, 6186, 6744, 8248, 9279, 10116, 12372, 18558, 20232, 24744, 37116, 74232, 289711, 579422, 869133, 1158844, 1738266, 2317688, 2607399, 3476532, 5214798, 6953064, 10429596, 20859192]

約数ペア:

[(1, 20859192), (2, 10429596), (3, 6953064), (4, 5214798), (6, 3476532), (8, 2607399), (9, 2317688), (12, 1738266), (18, 1158844), (24, 869133), (36, 579422), (72, 289711), (281, 74232), (562, 37116), (843, 24744), (1031, 20232), (1124, 18558), (1686, 12372), (2062, 10116), (2248, 9279), (2529, 8248), (3093, 6744), (3372, 6186), (4124, 5058)]