18742466

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{1279}}^1$

素因数の和:1729

約数の個数: 16

約数和(自身を含む): 29859840

約数和(自身を除く): 11117374

約数列:

[1, 2, 17, 34, 431, 862, 1279, 2558, 7327, 14654, 21743, 43486, 551249, 1102498, 9371233, 18742466]

約数ペア:

[(1, 18742466), (2, 9371233), (17, 1102498), (34, 551249), (431, 43486), (862, 21743), (1279, 14654), (2558, 7327)]