20937532

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67979}}^1$

素因数の和:68001

約数の個数: 24

約数和(自身を含む): 45682560

約数和(自身を除く): 24745028

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 67979, 135958, 271916, 475853, 747769, 951706, 1495538, 1903412, 2991076, 5234383, 10468766, 20937532]

約数ペア:

[(1, 20937532), (2, 10468766), (4, 5234383), (7, 2991076), (11, 1903412), (14, 1495538), (22, 951706), (28, 747769), (44, 475853), (77, 271916), (154, 135958), (308, 67979)]