18061204

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2143}}^1$

素因数の和:2204

約数の個数: 36

約数和(自身を含む): 37640064

約数和(自身を除く): 19578860

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 2143, 4214, 4286, 8428, 8572, 15001, 30002, 60004, 92149, 105007, 184298, 210014, 368596, 420028, 645043, 1290086, 2580172, 4515301, 9030602, 18061204]

約数ペア:

[(1, 18061204), (2, 9030602), (4, 4515301), (7, 2580172), (14, 1290086), (28, 645043), (43, 420028), (49, 368596), (86, 210014), (98, 184298), (172, 105007), (196, 92149), (301, 60004), (602, 30002), (1204, 15001), (2107, 8572), (2143, 8428), (4214, 4286)]