19385861

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1$

素因数の和:412

約数の個数: 16

約数和(自身を含む): 21748608

約数和(自身を除く): 2362747

約数列:

[1, 11, 61, 167, 173, 671, 1837, 1903, 10187, 10553, 28891, 112057, 116083, 317801, 1762351, 19385861]

約数ペア:

[(1, 19385861), (11, 1762351), (61, 317801), (167, 116083), (173, 112057), (671, 28891), (1837, 10553), (1903, 10187)]