20565578904

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{47387}}^1$

素因数の和:47529

約数の個数: 96

約数和(自身を含む): 56194585920

約数和(自身を除く): 35629007016

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 107, 156, 169, 214, 312, 321, 338, 428, 507, 642, 676, 856, 1014, 1284, 1352, 1391, 2028, 2568, 2782, 4056, 4173, 5564, 8346, 11128, 16692, 18083, 33384, 36166, 47387, 54249, 72332, 94774, 108498, 142161, 144664, 189548, 216996, 284322, 379096, 433992, 568644, 616031, 1137288, 1232062, 1848093, 2464124, 3696186, 4928248, 5070409, 7392372, 8008403, 10140818, 14784744, 15211227, 16016806, 20281636, 24025209, 30422454, 32033612, 40563272, 48050418, 60844908, 64067224, 65915317, 96100836, 121689816, 131830634, 192201672, 197745951, 263661268, 395491902, 527322536, 790983804, 856899121, 1581967608, 1713798242, 2570697363, 3427596484, 5141394726, 6855192968, 10282789452, 20565578904]

約数ペア:

[(1, 20565578904), (2, 10282789452), (3, 6855192968), (4, 5141394726), (6, 3427596484), (8, 2570697363), (12, 1713798242), (13, 1581967608), (24, 856899121), (26, 790983804), (39, 527322536), (52, 395491902), (78, 263661268), (104, 197745951), (107, 192201672), (156, 131830634), (169, 121689816), (214, 96100836), (312, 65915317), (321, 64067224), (338, 60844908), (428, 48050418), (507, 40563272), (642, 32033612), (676, 30422454), (856, 24025209), (1014, 20281636), (1284, 16016806), (1352, 15211227), (1391, 14784744), (2028, 10140818), (2568, 8008403), (2782, 7392372), (4056, 5070409), (4173, 4928248), (5564, 3696186), (8346, 2464124), (11128, 1848093), (16692, 1232062), (18083, 1137288), (33384, 616031), (36166, 568644), (47387, 433992), (54249, 379096), (72332, 284322), (94774, 216996), (108498, 189548), (142161, 144664)]