20379272

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{35879}}^1$

素因数の和:35956

約数の個数: 16

約数和(自身を含む): 38750400

約数和(自身を除く): 18371128

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 35879, 71758, 143516, 287032, 2547409, 5094818, 10189636, 20379272]

約数ペア:

[(1, 20379272), (2, 10189636), (4, 5094818), (8, 2547409), (71, 287032), (142, 143516), (284, 71758), (568, 35879)]