20137582881

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{162527}}^1$

素因数の和:162902

約数の個数: 32

約数和(自身を含む): 32219550720

約数和(自身を除く): 12081967839

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 353, 1059, 3177, 4589, 9531, 13767, 41301, 123903, 162527, 487581, 1462743, 2112851, 4388229, 6338553, 19015659, 57046977, 57372031, 172116093, 516348279, 745836403, 1549044837, 2237509209, 6712527627, 20137582881]

約数ペア:

[(1, 20137582881), (3, 6712527627), (9, 2237509209), (13, 1549044837), (27, 745836403), (39, 516348279), (117, 172116093), (351, 57372031), (353, 57046977), (1059, 19015659), (3177, 6338553), (4589, 4388229), (9531, 2112851), (13767, 1462743), (41301, 487581), (123903, 162527)]