20159992

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{53617}}^1$

素因数の和:53670

約数の個数: 16

約数和(自身を含む): 38604960

約数和(自身を除く): 18444968

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 53617, 107234, 214468, 428936, 2519999, 5039998, 10079996, 20159992]

約数ペア:

[(1, 20159992), (2, 10079996), (4, 5039998), (8, 2519999), (47, 428936), (94, 214468), (188, 107234), (376, 53617)]