20281707947

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{987473}}^1$

素因数の和:987562

約数の個数: 16

約数和(自身を含む): 22751400960

約数和(自身を除く): 2469693013

約数列:

[1, 19, 23, 47, 437, 893, 1081, 20539, 987473, 18761987, 22711879, 46411231, 431525701, 881813389, 1067458313, 20281707947]

約数ペア:

[(1, 20281707947), (19, 1067458313), (23, 881813389), (47, 431525701), (437, 46411231), (893, 22711879), (1081, 18761987), (20539, 987473)]