18939106

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1\times {\mathrm{421}}^1$

素因数の和:777

約数の個数: 16

約数和(自身を含む): 28925568

約数和(自身を除く): 9986462

約数列:

[1, 2, 83, 166, 271, 421, 542, 842, 22493, 34943, 44986, 69886, 114091, 228182, 9469553, 18939106]

約数ペア:

[(1, 18939106), (2, 9469553), (83, 228182), (166, 114091), (271, 69886), (421, 44986), (542, 34943), (842, 22493)]