20153552872

素因数分解:

$2^3\times {\mathrm{3581}}^1\times {\mathrm{703489}}^1$

素因数の和:707076

約数の個数: 16

約数和(自身を含む): 37798517700

約数和(自身を除く): 17644964828

約数列:

[1, 2, 4, 8, 3581, 7162, 14324, 28648, 703489, 1406978, 2813956, 5627912, 2519194109, 5038388218, 10076776436, 20153552872]

約数ペア:

[(1, 20153552872), (2, 10076776436), (4, 5038388218), (8, 2519194109), (3581, 5627912), (7162, 2813956), (14324, 1406978), (28648, 703489)]