71603984

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{22717}}^1$

素因数の和:22922

約数の個数: 20

約数和(自身を含む): 139443084

約数和(自身を除く): 67839100

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 22717, 45434, 90868, 181736, 363472, 4475249, 8950498, 17900996, 35801992, 71603984]

約数ペア:

[(1, 71603984), (2, 35801992), (4, 17900996), (8, 8950498), (16, 4475249), (197, 363472), (394, 181736), (788, 90868), (1576, 45434), (3152, 22717)]