19092560

素因数分解:

$2^4\times 5^1\times {\mathrm{238657}}^1$

素因数の和:238670

約数の個数: 20

約数和(自身を含む): 44390388

約数和(自身を除く): 25297828

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 238657, 477314, 954628, 1193285, 1909256, 2386570, 3818512, 4773140, 9546280, 19092560]

約数ペア:

[(1, 19092560), (2, 9546280), (4, 4773140), (5, 3818512), (8, 2386570), (10, 1909256), (16, 1193285), (20, 954628), (40, 477314), (80, 238657)]