1274978128

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{4194007}}^1$

素因数の和:4194034

約数の個数: 20

約数和(自身を含む): 2600284960

約数和(自身を除く): 1325306832

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 4194007, 8388014, 16776028, 33552056, 67104112, 79686133, 159372266, 318744532, 637489064, 1274978128]

約数ペア:

[(1, 1274978128), (2, 637489064), (4, 318744532), (8, 159372266), (16, 79686133), (19, 67104112), (38, 33552056), (76, 16776028), (152, 8388014), (304, 4194007)]