18128004

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{21277}}^1$

素因数の和:21355

約数の個数: 24

約数和(自身を含む): 42896448

約数和(自身を除く): 24768444

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 21277, 42554, 63831, 85108, 127662, 255324, 1510667, 3021334, 4532001, 6042668, 9064002, 18128004]

約数ペア:

[(1, 18128004), (2, 9064002), (3, 6042668), (4, 4532001), (6, 3021334), (12, 1510667), (71, 255324), (142, 127662), (213, 85108), (284, 63831), (426, 42554), (852, 21277)]