19680947

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{601}}^1$

素因数の和:854

約数の個数: 16

約数和(自身を含む): 23261280

約数和(自身を除く): 3580333

約数列:

[1, 11, 13, 143, 229, 601, 2519, 2977, 6611, 7813, 32747, 85943, 137629, 1513919, 1789177, 19680947]

約数ペア:

[(1, 19680947), (11, 1789177), (13, 1513919), (143, 137629), (229, 85943), (601, 32747), (2519, 7813), (2977, 6611)]