20156293854

素因数分解:

$2^1\times 3^4\times {\mathrm{6121}}^1\times {\mathrm{20327}}^1$

素因数の和:26462

約数の個数: 40

約数和(自身を含む): 45174629808

約数和(自身を除く): 25018335954

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 6121, 12242, 18363, 20327, 36726, 40654, 55089, 60981, 110178, 121962, 165267, 182943, 330534, 365886, 495801, 548829, 991602, 1097658, 1646487, 3292974, 124421567, 248843134, 373264701, 746529402, 1119794103, 2239588206, 3359382309, 6718764618, 10078146927, 20156293854]

約数ペア:

[(1, 20156293854), (2, 10078146927), (3, 6718764618), (6, 3359382309), (9, 2239588206), (18, 1119794103), (27, 746529402), (54, 373264701), (81, 248843134), (162, 124421567), (6121, 3292974), (12242, 1646487), (18363, 1097658), (20327, 991602), (36726, 548829), (40654, 495801), (55089, 365886), (60981, 330534), (110178, 182943), (121962, 165267)]