20321939988

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{8960291}}^1$

素因数の和:8960314

約数の個数: 60

約数和(自身を含む): 60714938592

約数和(自身を除く): 40392998604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 8960291, 17920582, 26880873, 35841164, 53761746, 62722037, 80642619, 107523492, 125444074, 161285238, 188166111, 241927857, 250888148, 322570476, 376332222, 483855714, 564498333, 725783571, 752664444, 967711428, 1128996666, 1451567142, 1693494999, 2257993332, 2903134284, 3386989998, 5080484997, 6773979996, 10160969994, 20321939988]

約数ペア:

[(1, 20321939988), (2, 10160969994), (3, 6773979996), (4, 5080484997), (6, 3386989998), (7, 2903134284), (9, 2257993332), (12, 1693494999), (14, 1451567142), (18, 1128996666), (21, 967711428), (27, 752664444), (28, 725783571), (36, 564498333), (42, 483855714), (54, 376332222), (63, 322570476), (81, 250888148), (84, 241927857), (108, 188166111), (126, 161285238), (162, 125444074), (189, 107523492), (252, 80642619), (324, 62722037), (378, 53761746), (567, 35841164), (756, 26880873), (1134, 17920582), (2268, 8960291)]