19604030

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{22027}}^1$

素因数の和:22123

約数の個数: 16

約数和(自身を含む): 35685360

約数和(自身を除く): 16081330

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 22027, 44054, 110135, 220270, 1960403, 3920806, 9802015, 19604030]

約数ペア:

[(1, 19604030), (2, 9802015), (5, 3920806), (10, 1960403), (89, 220270), (178, 110135), (445, 44054), (890, 22027)]