39936784

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131371}}^1$

素因数の和:131398

約数の個数: 20

約数和(自身を含む): 81450640

約数和(自身を除く): 41513856

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 131371, 262742, 525484, 1050968, 2101936, 2496049, 4992098, 9984196, 19968392, 39936784]

約数ペア:

[(1, 39936784), (2, 19968392), (4, 9984196), (8, 4992098), (16, 2496049), (19, 2101936), (38, 1050968), (76, 525484), (152, 262742), (304, 131371)]