18186736

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{66863}}^1$

素因数の和:66888

約数の個数: 20

約数和(自身を含む): 37310112

約数和(自身を除く): 19123376

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 66863, 133726, 267452, 534904, 1069808, 1136671, 2273342, 4546684, 9093368, 18186736]

約数ペア:

[(1, 18186736), (2, 9093368), (4, 4546684), (8, 2273342), (16, 1136671), (17, 1069808), (34, 534904), (68, 267452), (136, 133726), (272, 66863)]