1991599908

素因数分解:

$2^2\times 3^1\times {\mathrm{643}}^1\times {\mathrm{258113}}^1$

素因数の和:258763

約数の個数: 24

約数和(自身を含む): 4654311648

約数和(自身を除く): 2662711740

約数列:

[1, 2, 3, 4, 6, 12, 643, 1286, 1929, 2572, 3858, 7716, 258113, 516226, 774339, 1032452, 1548678, 3097356, 165966659, 331933318, 497899977, 663866636, 995799954, 1991599908]

約数ペア:

[(1, 1991599908), (2, 995799954), (3, 663866636), (4, 497899977), (6, 331933318), (12, 165966659), (643, 3097356), (1286, 1548678), (1929, 1032452), (2572, 774339), (3858, 516226), (7716, 258113)]