19185001

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{443}}^1$

素因数の和:612

約数の個数: 16

約数和(自身を含む): 21823488

約数和(自身を除く): 2638487

約数列:

[1, 11, 31, 127, 341, 443, 1397, 3937, 4873, 13733, 43307, 56261, 151063, 618871, 1744091, 19185001]

約数ペア:

[(1, 19185001), (11, 1744091), (31, 618871), (127, 151063), (341, 56261), (443, 43307), (1397, 13733), (3937, 4873)]