20189506

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{3643}}^1$

素因数の和:3825

約数の個数: 16

約数和(自身を含む): 32271264

約数和(自身を除く): 12081758

約数列:

[1, 2, 17, 34, 163, 326, 2771, 3643, 5542, 7286, 61931, 123862, 593809, 1187618, 10094753, 20189506]

約数ペア:

[(1, 20189506), (2, 10094753), (17, 1187618), (34, 593809), (163, 123862), (326, 61931), (2771, 7286), (3643, 5542)]