18974284

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{6217}}^1$

素因数の和:6337

約数の個数: 24

約数和(自身を含む): 38302880

約数和(自身を除く): 19328596

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 6217, 12434, 24868, 43519, 87038, 174076, 677653, 1355306, 2710612, 4743571, 9487142, 18974284]

約数ペア:

[(1, 18974284), (2, 9487142), (4, 4743571), (7, 2710612), (14, 1355306), (28, 677653), (109, 174076), (218, 87038), (436, 43519), (763, 24868), (1526, 12434), (3052, 6217)]