20931334

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{1553}}^1$

素因数の和:1871

約数の個数: 16

約数和(自身を含む): 32895072

約数和(自身を除く): 11963738

約数列:

[1, 2, 23, 46, 293, 586, 1553, 3106, 6739, 13478, 35719, 71438, 455029, 910058, 10465667, 20931334]

約数ペア:

[(1, 20931334), (2, 10465667), (23, 910058), (46, 455029), (293, 71438), (586, 35719), (1553, 13478), (3106, 6739)]