20108922379

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{80737}}^1$

素因数の和:80804

約数の個数: 48

約数和(自身を含む): 27833295168

約数和(自身を除く): 7724372789

約数列:

[1, 7, 13, 17, 23, 49, 91, 119, 161, 221, 299, 391, 637, 833, 1127, 1547, 2093, 2737, 5083, 10829, 14651, 19159, 35581, 80737, 249067, 565159, 1049581, 1372529, 1856951, 3956113, 7347067, 9607703, 12998657, 17842877, 24140363, 31568167, 51429469, 67253921, 90990599, 124900139, 168982541, 220977169, 410386171, 874300973, 1182877787, 1546840183, 2872703197, 20108922379]

約数ペア:

[(1, 20108922379), (7, 2872703197), (13, 1546840183), (17, 1182877787), (23, 874300973), (49, 410386171), (91, 220977169), (119, 168982541), (161, 124900139), (221, 90990599), (299, 67253921), (391, 51429469), (637, 31568167), (833, 24140363), (1127, 17842877), (1547, 12998657), (2093, 9607703), (2737, 7347067), (5083, 3956113), (10829, 1856951), (14651, 1372529), (19159, 1049581), (35581, 565159), (80737, 249067)]