19171372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{8221}}^1$

素因数の和:8289

約数の個数: 24

約数和(自身を含む): 37294992

約数和(自身を除く): 18123620

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 8221, 16442, 32884, 90431, 180862, 361724, 435713, 871426, 1742852, 4792843, 9585686, 19171372]

約数ペア:

[(1, 19171372), (2, 9585686), (4, 4792843), (11, 1742852), (22, 871426), (44, 435713), (53, 361724), (106, 180862), (212, 90431), (583, 32884), (1166, 16442), (2332, 8221)]