18393591

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1787}}^1$

素因数の和:1910

約数の個数: 16

約数和(自身を含む): 25403904

約数和(自身を除く): 7010313

約数列:

[1, 3, 47, 73, 141, 219, 1787, 3431, 5361, 10293, 83989, 130451, 251967, 391353, 6131197, 18393591]

約数ペア:

[(1, 18393591), (3, 6131197), (47, 391353), (73, 251967), (141, 130451), (219, 83989), (1787, 10293), (3431, 5361)]