19380454

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1861}}^1$

素因数の和:2031

約数の個数: 16

約数和(自身を含む): 30030336

約数和(自身を除く): 10649882

約数列:

[1, 2, 41, 82, 127, 254, 1861, 3722, 5207, 10414, 76301, 152602, 236347, 472694, 9690227, 19380454]

約数ペア:

[(1, 19380454), (2, 9690227), (41, 472694), (82, 236347), (127, 152602), (254, 76301), (1861, 10414), (3722, 5207)]