2019394839

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{3863}}^1$

素因数の和:3988

約数の個数: 64

約数和(自身を含む): 3513581568

約数和(自身を除く): 1494186729

約数列:

[1, 3, 7, 11, 21, 31, 33, 73, 77, 93, 217, 219, 231, 341, 511, 651, 803, 1023, 1533, 2263, 2387, 2409, 3863, 5621, 6789, 7161, 11589, 15841, 16863, 24893, 27041, 42493, 47523, 74679, 81123, 119753, 127479, 174251, 281999, 297451, 359259, 522753, 838271, 845997, 892353, 1317283, 1973993, 2514813, 3101989, 3951849, 5921979, 8741969, 9220981, 9305967, 21713923, 26225907, 27662943, 61193783, 65141769, 96161659, 183581349, 288484977, 673131613, 2019394839]

約数ペア:

[(1, 2019394839), (3, 673131613), (7, 288484977), (11, 183581349), (21, 96161659), (31, 65141769), (33, 61193783), (73, 27662943), (77, 26225907), (93, 21713923), (217, 9305967), (219, 9220981), (231, 8741969), (341, 5921979), (511, 3951849), (651, 3101989), (803, 2514813), (1023, 1973993), (1533, 1317283), (2263, 892353), (2387, 845997), (2409, 838271), (3863, 522753), (5621, 359259), (6789, 297451), (7161, 281999), (11589, 174251), (15841, 127479), (16863, 119753), (24893, 81123), (27041, 74679), (42493, 47523)]