20513024

素因数分解:

$2^8\times 7^1\times {\mathrm{11447}}^1$

素因数の和:11470

約数の個数: 36

約数和(自身を含む): 46799424

約数和(自身を除く): 26286400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 11447, 22894, 45788, 80129, 91576, 160258, 183152, 320516, 366304, 641032, 732608, 1282064, 1465216, 2564128, 2930432, 5128256, 10256512, 20513024]

約数ペア:

[(1, 20513024), (2, 10256512), (4, 5128256), (7, 2930432), (8, 2564128), (14, 1465216), (16, 1282064), (28, 732608), (32, 641032), (56, 366304), (64, 320516), (112, 183152), (128, 160258), (224, 91576), (256, 80129), (448, 45788), (896, 22894), (1792, 11447)]