18958893

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{883}}^1$

素因数の和:1324

約数の個数: 16

約数和(自身を含む): 26859456

約数和(自身を除く): 7900563

約数列:

[1, 3, 17, 51, 421, 883, 1263, 2649, 7157, 15011, 21471, 45033, 371743, 1115229, 6319631, 18958893]

約数ペア:

[(1, 18958893), (3, 6319631), (17, 1115229), (51, 371743), (421, 45033), (883, 21471), (1263, 15011), (2649, 7157)]