20147912

素因数分解:

$2^3\times {\mathrm{641}}^1\times {\mathrm{3929}}^1$

素因数の和:4576

約数の個数: 16

約数和(自身を含む): 37845900

約数和(自身を除く): 17697988

約数列:

[1, 2, 4, 8, 641, 1282, 2564, 3929, 5128, 7858, 15716, 31432, 2518489, 5036978, 10073956, 20147912]

約数ペア:

[(1, 20147912), (2, 10073956), (4, 5036978), (8, 2518489), (641, 31432), (1282, 15716), (2564, 7858), (3929, 5128)]