20598981

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1949}}^1$

素因数の和:2236

約数の個数: 16

約数和(自身を含む): 29702400

約数和(自身を除く): 9103419

約数列:

[1, 3, 13, 39, 271, 813, 1949, 3523, 5847, 10569, 25337, 76011, 528179, 1584537, 6866327, 20598981]

約数ペア:

[(1, 20598981), (3, 6866327), (13, 1584537), (39, 528179), (271, 76011), (813, 25337), (1949, 10569), (3523, 5847)]