20338417

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4231}}^1$

素因数の和:4284

約数の個数: 16

約数和(自身を含む): 24376320

約数和(自身を除く): 4037903

約数列:

[1, 11, 19, 23, 209, 253, 437, 4231, 4807, 46541, 80389, 97313, 884279, 1070443, 1848947, 20338417]

約数ペア:

[(1, 20338417), (11, 1848947), (19, 1070443), (23, 884279), (209, 97313), (253, 80389), (437, 46541), (4231, 4807)]