18543986

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1\times {\mathrm{487}}^1$

素因数の和:809

約数の個数: 16

約数和(自身を含む): 28343040

約数和(自身を除く): 9799054

約数列:

[1, 2, 79, 158, 241, 482, 487, 974, 19039, 38078, 38473, 76946, 117367, 234734, 9271993, 18543986]

約数ペア:

[(1, 18543986), (2, 9271993), (79, 234734), (158, 117367), (241, 76946), (482, 38473), (487, 38078), (974, 19039)]