38462420

素因数分解:

$2^2\times 5^1\times {\mathrm{911}}^1\times {\mathrm{2111}}^1$

素因数の和:3031

約数の個数: 24

約数和(自身を含む): 80898048

約数和(自身を除く): 42435628

約数列:

[1, 2, 4, 5, 10, 20, 911, 1822, 2111, 3644, 4222, 4555, 8444, 9110, 10555, 18220, 21110, 42220, 1923121, 3846242, 7692484, 9615605, 19231210, 38462420]

約数ペア:

[(1, 38462420), (2, 19231210), (4, 9615605), (5, 7692484), (10, 3846242), (20, 1923121), (911, 42220), (1822, 21110), (2111, 18220), (3644, 10555), (4222, 9110), (4555, 8444)]