157445776

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{317431}}^1$

素因数の和:317470

約数の個数: 20

約数和(自身を含む): 314892544

約数和(自身を除く): 157446768

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 317431, 634862, 1269724, 2539448, 5078896, 9840361, 19680722, 39361444, 78722888, 157445776]

約数ペア:

[(1, 157445776), (2, 78722888), (4, 39361444), (8, 19680722), (16, 9840361), (31, 5078896), (62, 2539448), (124, 1269724), (248, 634862), (496, 317431)]