19487568

素因数分解:

$2^4\times 3^1\times {\mathrm{405991}}^1$

素因数の和:406002

約数の個数: 20

約数和(自身を含む): 50343008

約数和(自身を除く): 30855440

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 405991, 811982, 1217973, 1623964, 2435946, 3247928, 4871892, 6495856, 9743784, 19487568]

約数ペア:

[(1, 19487568), (2, 9743784), (3, 6495856), (4, 4871892), (6, 3247928), (8, 2435946), (12, 1623964), (16, 1217973), (24, 811982), (48, 405991)]