18790647

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1877}}^1$

素因数の和:1998

約数の個数: 16

約数和(自身を含む): 25961472

約数和(自身を除く): 7170825

約数列:

[1, 3, 47, 71, 141, 213, 1877, 3337, 5631, 10011, 88219, 133267, 264657, 399801, 6263549, 18790647]

約数ペア:

[(1, 18790647), (3, 6263549), (47, 399801), (71, 264657), (141, 133267), (213, 88219), (1877, 10011), (3337, 5631)]