19997703077

素因数分解:

${\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1549}}^1\times {\mathrm{13187}}^1$

素因数の和:14836

約数の個数: 16

約数和(自身を含む): 22076712000

約数和(自身を除く): 2079008923

約数列:

[1, 11, 89, 979, 1549, 13187, 17039, 137861, 145057, 1173643, 1516471, 12910073, 20426663, 224693293, 1817973007, 19997703077]

約数ペア:

[(1, 19997703077), (11, 1817973007), (89, 224693293), (979, 20426663), (1549, 12910073), (13187, 1516471), (17039, 1173643), (137861, 145057)]