20139026307

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{673}}^1$

素因数の和:1188

約数の個数: 64

約数和(自身を含む): 30035596800

約数和(自身を除く): 9896570493

約数列:

[1, 3, 19, 29, 43, 57, 87, 129, 421, 551, 673, 817, 1247, 1263, 1653, 2019, 2451, 3741, 7999, 12209, 12787, 18103, 19517, 23693, 23997, 28939, 36627, 38361, 54309, 58551, 71079, 86817, 231971, 283333, 343957, 370823, 524987, 549841, 695913, 839231, 849999, 1031871, 1112469, 1574961, 1649523, 2517693, 5383327, 8216657, 9974753, 12183319, 15945389, 16149981, 24649971, 29924259, 36549957, 47836167, 156116483, 231483061, 353316251, 468349449, 694449183, 1059948753, 6713008769, 20139026307]

約数ペア:

[(1, 20139026307), (3, 6713008769), (19, 1059948753), (29, 694449183), (43, 468349449), (57, 353316251), (87, 231483061), (129, 156116483), (421, 47836167), (551, 36549957), (673, 29924259), (817, 24649971), (1247, 16149981), (1263, 15945389), (1653, 12183319), (2019, 9974753), (2451, 8216657), (3741, 5383327), (7999, 2517693), (12209, 1649523), (12787, 1574961), (18103, 1112469), (19517, 1031871), (23693, 849999), (23997, 839231), (28939, 695913), (36627, 549841), (38361, 524987), (54309, 370823), (58551, 343957), (71079, 283333), (86817, 231971)]