20365335

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{9629}}^1$

素因数の和:9687

約数の個数: 24

約数和(自身を含む): 36054720

約数和(自身を除く): 15689385

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 9629, 28887, 48145, 86661, 144435, 433305, 452563, 1357689, 2262815, 4073067, 6788445, 20365335]

約数ペア:

[(1, 20365335), (3, 6788445), (5, 4073067), (9, 2262815), (15, 1357689), (45, 452563), (47, 433305), (141, 144435), (235, 86661), (423, 48145), (705, 28887), (2115, 9629)]