20496868

素因数分解:

$2^2\times 7^1\times {\mathrm{773}}^1\times {\mathrm{947}}^1$

素因数の和:1731

約数の個数: 24

約数和(自身を含む): 41090112

約数和(自身を除く): 20593244

約数列:

[1, 2, 4, 7, 14, 28, 773, 947, 1546, 1894, 3092, 3788, 5411, 6629, 10822, 13258, 21644, 26516, 732031, 1464062, 2928124, 5124217, 10248434, 20496868]

約数ペア:

[(1, 20496868), (2, 10248434), (4, 5124217), (7, 2928124), (14, 1464062), (28, 732031), (773, 26516), (947, 21644), (1546, 13258), (1894, 10822), (3092, 6629), (3788, 5411)]