388403728

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{837077}}^1$

素因数の和:837114

約数の個数: 20

約数和(自身を含む): 778482540

約数和(自身を除く): 390078812

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 837077, 1674154, 3348308, 6696616, 13393232, 24275233, 48550466, 97100932, 194201864, 388403728]

約数ペア:

[(1, 388403728), (2, 194201864), (4, 97100932), (8, 48550466), (16, 24275233), (29, 13393232), (58, 6696616), (116, 3348308), (232, 1674154), (464, 837077)]