20433429

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{991}}^1$

素因数の和:1105

約数の個数: 24

約数和(自身を含む): 30950400

約数和(自身を除く): 10516971

約数列:

[1, 3, 9, 29, 79, 87, 237, 261, 711, 991, 2291, 2973, 6873, 8919, 20619, 28739, 78289, 86217, 234867, 258651, 704601, 2270381, 6811143, 20433429]

約数ペア:

[(1, 20433429), (3, 6811143), (9, 2270381), (29, 704601), (79, 258651), (87, 234867), (237, 86217), (261, 78289), (711, 28739), (991, 20619), (2291, 8919), (2973, 6873)]