20027912

素因数分解:

$2^3\times {\mathrm{409}}^1\times {\mathrm{6121}}^1$

素因数の和:6536

約数の個数: 16

約数和(自身を含む): 37650300

約数和(自身を除く): 17622388

約数列:

[1, 2, 4, 8, 409, 818, 1636, 3272, 6121, 12242, 24484, 48968, 2503489, 5006978, 10013956, 20027912]

約数ペア:

[(1, 20027912), (2, 10013956), (4, 5006978), (8, 2503489), (409, 48968), (818, 24484), (1636, 12242), (3272, 6121)]