20729712

素因数分解:

$2^4\times 3^1\times {\mathrm{431869}}^1$

素因数の和:431880

約数の個数: 20

約数和(自身を含む): 53551880

約数和(自身を除く): 32822168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 431869, 863738, 1295607, 1727476, 2591214, 3454952, 5182428, 6909904, 10364856, 20729712]

約数ペア:

[(1, 20729712), (2, 10364856), (3, 6909904), (4, 5182428), (6, 3454952), (8, 2591214), (12, 1727476), (16, 1295607), (24, 863738), (48, 431869)]