20163727881

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4967659}}^1$

素因数の和:4967717

約数の個数: 24

約数和(自身を含む): 32548108320

約数和(自身を除く): 12384380439

約数列:

[1, 3, 9, 11, 33, 41, 99, 123, 369, 451, 1353, 4059, 4967659, 14902977, 44708931, 54644249, 163932747, 203674019, 491798241, 611022057, 1833066171, 2240414209, 6721242627, 20163727881]

約数ペア:

[(1, 20163727881), (3, 6721242627), (9, 2240414209), (11, 1833066171), (33, 611022057), (41, 491798241), (99, 203674019), (123, 163932747), (369, 54644249), (451, 44708931), (1353, 14902977), (4059, 4967659)]