19733469

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 31299840

約数和(自身を除く): 11566371

約数列:

[1, 3, 7, 21, 37, 109, 111, 233, 259, 327, 699, 763, 777, 1631, 2289, 4033, 4893, 8621, 12099, 25397, 25863, 28231, 60347, 76191, 84693, 177779, 181041, 533337, 939689, 2819067, 6577823, 19733469]

約数ペア:

[(1, 19733469), (3, 6577823), (7, 2819067), (21, 939689), (37, 533337), (109, 181041), (111, 177779), (233, 84693), (259, 76191), (327, 60347), (699, 28231), (763, 25863), (777, 25397), (1631, 12099), (2289, 8621), (4033, 4893)]