18947367

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3347}}^1$

素因数の和:3407

約数の個数: 24

約数和(自身を含む): 29770416

約数和(自身を除く): 10823049

約数列:

[1, 3, 9, 17, 37, 51, 111, 153, 333, 629, 1887, 3347, 5661, 10041, 30123, 56899, 123839, 170697, 371517, 512091, 1114551, 2105263, 6315789, 18947367]

約数ペア:

[(1, 18947367), (3, 6315789), (9, 2105263), (17, 1114551), (37, 512091), (51, 371517), (111, 170697), (153, 123839), (333, 56899), (629, 30123), (1887, 10041), (3347, 5661)]