20797221202

素因数分解:

$2^1\times {\mathrm{499}}^1\times {\mathrm{1297}}^1\times {\mathrm{16067}}^1$

素因数の和:17865

約数の個数: 16

約数和(自身を含む): 31284396000

約数和(自身を除く): 10487174798

約数列:

[1, 2, 499, 998, 1297, 2594, 16067, 32134, 647203, 1294406, 8017433, 16034866, 20838899, 41677798, 10398610601, 20797221202]

約数ペア:

[(1, 20797221202), (2, 10398610601), (499, 41677798), (998, 20838899), (1297, 16034866), (2594, 8017433), (16067, 1294406), (32134, 647203)]