81188964

素因数分解:

$2^2\times 3^2\times {\mathrm{2255249}}^1$

素因数の和:2255259

約数の個数: 18

約数和(自身を含む): 205227750

約数和(自身を除く): 124038786

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2255249, 4510498, 6765747, 9020996, 13531494, 20297241, 27062988, 40594482, 81188964]

約数ペア:

[(1, 81188964), (2, 40594482), (3, 27062988), (4, 20297241), (6, 13531494), (9, 9020996), (12, 6765747), (18, 4510498), (36, 2255249)]