18878004

素因数分解:

$2^2\times 3^2\times {\mathrm{524389}}^1$

素因数の和:524399

約数の個数: 18

約数和(自身を含む): 47719490

約数和(自身を除く): 28841486

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 524389, 1048778, 1573167, 2097556, 3146334, 4719501, 6292668, 9439002, 18878004]

約数ペア:

[(1, 18878004), (2, 9439002), (3, 6292668), (4, 4719501), (6, 3146334), (9, 2097556), (12, 1573167), (18, 1048778), (36, 524389)]