388289168

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1277267}}^1$

素因数の和:1277294

約数の個数: 20

約数和(自身を含む): 791906160

約数和(自身を除く): 403616992

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1277267, 2554534, 5109068, 10218136, 20436272, 24268073, 48536146, 97072292, 194144584, 388289168]

約数ペア:

[(1, 388289168), (2, 194144584), (4, 97072292), (8, 48536146), (16, 24268073), (19, 20436272), (38, 10218136), (76, 5109068), (152, 2554534), (304, 1277267)]