18179679973

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{217859}}^1$

素因数の和:218017

約数の個数: 24

約数和(自身を含む): 22948500960

約数和(自身を除く): 4768820987

約数列:

[1, 7, 13, 49, 91, 131, 637, 917, 1703, 6419, 11921, 83447, 217859, 1525013, 2832167, 10675091, 19825169, 28539529, 138776183, 199776703, 371013877, 1398436921, 2597097139, 18179679973]

約数ペア:

[(1, 18179679973), (7, 2597097139), (13, 1398436921), (49, 371013877), (91, 199776703), (131, 138776183), (637, 28539529), (917, 19825169), (1703, 10675091), (6419, 2832167), (11921, 1525013), (83447, 217859)]