20121703134

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{487657}}^1$

素因数の和:487721

約数の個数: 48

約数和(自身を含む): 45305378832

約数和(自身を除く): 25183675698

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 529, 598, 897, 1058, 1587, 1794, 3174, 6877, 13754, 20631, 41262, 487657, 975314, 1462971, 2925942, 6339541, 11216111, 12679082, 19018623, 22432222, 33648333, 38037246, 67296666, 145809443, 257970553, 291618886, 437428329, 515941106, 773911659, 874856658, 1547823318, 3353617189, 6707234378, 10060851567, 20121703134]

約数ペア:

[(1, 20121703134), (2, 10060851567), (3, 6707234378), (6, 3353617189), (13, 1547823318), (23, 874856658), (26, 773911659), (39, 515941106), (46, 437428329), (69, 291618886), (78, 257970553), (138, 145809443), (299, 67296666), (529, 38037246), (598, 33648333), (897, 22432222), (1058, 19018623), (1587, 12679082), (1794, 11216111), (3174, 6339541), (6877, 2925942), (13754, 1462971), (20631, 975314), (41262, 487657)]