20088015

素因数分解:

$3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{3181}}^1$

素因数の和:3610

約数の個数: 16

約数和(自身を含む): 32227296

約数和(自身を除く): 12139281

約数列:

[1, 3, 5, 15, 421, 1263, 2105, 3181, 6315, 9543, 15905, 47715, 1339201, 4017603, 6696005, 20088015]

約数ペア:

[(1, 20088015), (3, 6696005), (5, 4017603), (15, 1339201), (421, 47715), (1263, 15905), (2105, 9543), (3181, 6315)]