121226384

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{398771}}^1$

素因数の和:398798

約数の個数: 20

約数和(自身を含む): 247238640

約数和(自身を除く): 126012256

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 398771, 797542, 1595084, 3190168, 6380336, 7576649, 15153298, 30306596, 60613192, 121226384]

約数ペア:

[(1, 121226384), (2, 60613192), (4, 30306596), (8, 15153298), (16, 7576649), (19, 6380336), (38, 3190168), (76, 1595084), (152, 797542), (304, 398771)]