16493140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43403}}^1$

素因数の和:43431

約数の個数: 24

約数和(自身を含む): 36459360

約数和(自身を除く): 19966220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 43403, 86806, 173612, 217015, 434030, 824657, 868060, 1649314, 3298628, 4123285, 8246570, 16493140]

約数ペア:

[(1, 16493140), (2, 8246570), (4, 4123285), (5, 3298628), (10, 1649314), (19, 868060), (20, 824657), (38, 434030), (76, 217015), (95, 173612), (190, 86806), (380, 43403)]