18896317

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3931}}^1$

素因数の和:3984

約数の個数: 16

約数和(自身を含む): 22648320

約数和(自身を除く): 3752003

約数列:

[1, 11, 19, 23, 209, 253, 437, 3931, 4807, 43241, 74689, 90413, 821579, 994543, 1717847, 18896317]

約数ペア:

[(1, 18896317), (11, 1717847), (19, 994543), (23, 821579), (209, 90413), (253, 74689), (437, 43241), (3931, 4807)]