72488368

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{105361}}^1$

素因数の和:105412

約数の個数: 20

約数和(自身を含む): 143713768

約数和(自身を除く): 71225400

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 105361, 210722, 421444, 842888, 1685776, 4530523, 9061046, 18122092, 36244184, 72488368]

約数ペア:

[(1, 72488368), (2, 36244184), (4, 18122092), (8, 9061046), (16, 4530523), (43, 1685776), (86, 842888), (172, 421444), (344, 210722), (688, 105361)]