18123868

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{6673}}^1$

素因数の和:6781

約数の個数: 24

約数和(自身を含む): 36626912

約数和(自身を除く): 18503044

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 6673, 13346, 26692, 46711, 93422, 186844, 647281, 1294562, 2589124, 4530967, 9061934, 18123868]

約数ペア:

[(1, 18123868), (2, 9061934), (4, 4530967), (7, 2589124), (14, 1294562), (28, 647281), (97, 186844), (194, 93422), (388, 46711), (679, 26692), (1358, 13346), (2716, 6673)]