18310395

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1567}}^1$

素因数の和:1635

約数の個数: 32

約数和(自身を含む): 31610880

約数和(自身を除く): 13300485

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 615, 779, 1567, 2337, 3895, 4701, 7835, 11685, 23505, 29773, 64247, 89319, 148865, 192741, 321235, 446595, 963705, 1220693, 3662079, 6103465, 18310395]

約数ペア:

[(1, 18310395), (3, 6103465), (5, 3662079), (15, 1220693), (19, 963705), (41, 446595), (57, 321235), (95, 192741), (123, 148865), (205, 89319), (285, 64247), (615, 29773), (779, 23505), (1567, 11685), (2337, 7835), (3895, 4701)]