20652128

素因数分解:

$2^5\times 7^2\times {\mathrm{13171}}^1$

素因数の和:13195

約数の個数: 36

約数和(自身を含む): 47300652

約数和(自身を除く): 26648524

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 13171, 26342, 52684, 92197, 105368, 184394, 210736, 368788, 421472, 645379, 737576, 1290758, 1475152, 2581516, 2950304, 5163032, 10326064, 20652128]

約数ペア:

[(1, 20652128), (2, 10326064), (4, 5163032), (7, 2950304), (8, 2581516), (14, 1475152), (16, 1290758), (28, 737576), (32, 645379), (49, 421472), (56, 368788), (98, 210736), (112, 184394), (196, 105368), (224, 92197), (392, 52684), (784, 26342), (1568, 13171)]