20479690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26597}}^1$

素因数の和:26622

約数の個数: 32

約数和(自身を含む): 45961344

約数和(自身を除く): 25481654

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 26597, 53194, 132985, 186179, 265970, 292567, 372358, 585134, 930895, 1462835, 1861790, 2047969, 2925670, 4095938, 10239845, 20479690]

約数ペア:

[(1, 20479690), (2, 10239845), (5, 4095938), (7, 2925670), (10, 2047969), (11, 1861790), (14, 1462835), (22, 930895), (35, 585134), (55, 372358), (70, 292567), (77, 265970), (110, 186179), (154, 132985), (385, 53194), (770, 26597)]