18357135

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1571}}^1$

素因数の和:1639

約数の個数: 32

約数和(自身を含む): 31691520

約数和(自身を除く): 13334385

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 615, 779, 1571, 2337, 3895, 4713, 7855, 11685, 23565, 29849, 64411, 89547, 149245, 193233, 322055, 447735, 966165, 1223809, 3671427, 6119045, 18357135]

約数ペア:

[(1, 18357135), (3, 6119045), (5, 3671427), (15, 1223809), (19, 966165), (41, 447735), (57, 322055), (95, 193233), (123, 149245), (205, 89547), (285, 64411), (615, 29849), (779, 23565), (1571, 11685), (2337, 7855), (3895, 4713)]