1431824

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{821}}^1$

素因数の和:938

約数の個数: 20

約数和(自身を含む): 2803020

約数和(自身を除く): 1371196

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 821, 872, 1642, 1744, 3284, 6568, 13136, 89489, 178978, 357956, 715912, 1431824]

約数ペア:

[(1, 1431824), (2, 715912), (4, 357956), (8, 178978), (16, 89489), (109, 13136), (218, 6568), (436, 3284), (821, 1744), (872, 1642)]