20227984

素因数分解:

$2^4\times 7^2\times {\mathrm{25801}}^1$

素因数の和:25823

約数の個数: 30

約数和(自身を含む): 45592134

約数和(自身を除く): 25364150

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 25801, 51602, 103204, 180607, 206408, 361214, 412816, 722428, 1264249, 1444856, 2528498, 2889712, 5056996, 10113992, 20227984]

約数ペア:

[(1, 20227984), (2, 10113992), (4, 5056996), (7, 2889712), (8, 2528498), (14, 1444856), (16, 1264249), (28, 722428), (49, 412816), (56, 361214), (98, 206408), (112, 180607), (196, 103204), (392, 51602), (784, 25801)]