20892808

素因数分解:

$2^3\times {\mathrm{821}}^1\times {\mathrm{3181}}^1$

素因数の和:4008

約数の個数: 16

約数和(自身を含む): 39234060

約数和(自身を除く): 18341252

約数列:

[1, 2, 4, 8, 821, 1642, 3181, 3284, 6362, 6568, 12724, 25448, 2611601, 5223202, 10446404, 20892808]

約数ペア:

[(1, 20892808), (2, 10446404), (4, 5223202), (8, 2611601), (821, 25448), (1642, 12724), (3181, 6568), (3284, 6362)]