13376972

素因数分解:

$2^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{743}}^1$

素因数の和:1397

約数の個数: 24

約数和(自身を含む): 26831616

約数和(自身を除く): 13454644

約数列:

[1, 2, 4, 7, 14, 28, 643, 743, 1286, 1486, 2572, 2972, 4501, 5201, 9002, 10402, 18004, 20804, 477749, 955498, 1910996, 3344243, 6688486, 13376972]

約数ペア:

[(1, 13376972), (2, 6688486), (4, 3344243), (7, 1910996), (14, 955498), (28, 477749), (643, 20804), (743, 18004), (1286, 10402), (1486, 9002), (2572, 5201), (2972, 4501)]