217432816

素因数分解:

$2^4\times {\mathrm{503}}^1\times {\mathrm{27017}}^1$

素因数の和:27528

約数の個数: 20

約数和(自身を含む): 422129232

約数和(自身を除く): 204696416

約数列:

[1, 2, 4, 8, 16, 503, 1006, 2012, 4024, 8048, 27017, 54034, 108068, 216136, 432272, 13589551, 27179102, 54358204, 108716408, 217432816]

約数ペア:

[(1, 217432816), (2, 108716408), (4, 54358204), (8, 27179102), (16, 13589551), (503, 432272), (1006, 216136), (2012, 108068), (4024, 54034), (8048, 27017)]