20501992

素因数分解:

$2^3\times 7^2\times {\mathrm{52301}}^1$

素因数の和:52321

約数の個数: 24

約数和(自身を含む): 44718210

約数和(自身を除く): 24216218

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 52301, 104602, 209204, 366107, 418408, 732214, 1464428, 2562749, 2928856, 5125498, 10250996, 20501992]

約数ペア:

[(1, 20501992), (2, 10250996), (4, 5125498), (7, 2928856), (8, 2562749), (14, 1464428), (28, 732214), (49, 418408), (56, 366107), (98, 209204), (196, 104602), (392, 52301)]