20579536

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41491}}^1$

素因数の和:41530

約数の個数: 20

約数和(自身を含む): 41160064

約数和(自身を除く): 20580528

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 41491, 82982, 165964, 331928, 663856, 1286221, 2572442, 5144884, 10289768, 20579536]

約数ペア:

[(1, 20579536), (2, 10289768), (4, 5144884), (8, 2572442), (16, 1286221), (31, 663856), (62, 331928), (124, 165964), (248, 82982), (496, 41491)]