20733138729

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{13015153}}^1$

素因数の和:13015221

約数の個数: 16

約数和(自身を含む): 31236369600

約数和(自身を除く): 10503230871

約数列:

[1, 3, 9, 27, 59, 177, 531, 1593, 13015153, 39045459, 117136377, 351409131, 767894027, 2303682081, 6911046243, 20733138729]

約数ペア:

[(1, 20733138729), (3, 6911046243), (9, 2303682081), (27, 767894027), (59, 351409131), (177, 117136377), (531, 39045459), (1593, 13015153)]