18292227

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{547}}^1$

素因数の和:778

約数の個数: 16

約数和(自身を含む): 24936192

約数和(自身を除く): 6643965

約数列:

[1, 3, 71, 157, 213, 471, 547, 1641, 11147, 33441, 38837, 85879, 116511, 257637, 6097409, 18292227]

約数ペア:

[(1, 18292227), (3, 6097409), (71, 257637), (157, 116511), (213, 85879), (471, 38837), (547, 33441), (1641, 11147)]