5138128

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{4523}}^1$

素因数の和:4602

約数の個数: 20

約数和(自身を含む): 10097568

約数和(自身を除く): 4959440

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 4523, 9046, 18092, 36184, 72368, 321133, 642266, 1284532, 2569064, 5138128]

約数ペア:

[(1, 5138128), (2, 2569064), (4, 1284532), (8, 642266), (16, 321133), (71, 72368), (142, 36184), (284, 18092), (568, 9046), (1136, 4523)]