128368

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:192

約数の個数: 20

約数和(自身を含む): 254448

約数和(自身を除く): 126080

約数列:

[1, 2, 4, 8, 16, 71, 113, 142, 226, 284, 452, 568, 904, 1136, 1808, 8023, 16046, 32092, 64184, 128368]

約数ペア:

[(1, 128368), (2, 64184), (4, 32092), (8, 16046), (16, 8023), (71, 1808), (113, 1136), (142, 904), (226, 568), (284, 452)]