20457670

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{55291}}^1$

素因数の和:55335

約数の個数: 16

約数和(自身を含む): 37819728

約数和(自身を除く): 17362058

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 55291, 110582, 276455, 552910, 2045767, 4091534, 10228835, 20457670]

約数ペア:

[(1, 20457670), (2, 10228835), (5, 4091534), (10, 2045767), (37, 552910), (74, 276455), (185, 110582), (370, 55291)]