20845247976

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{5908517}}^1$

素因数の和:5908543

約数の個数: 72

約数和(自身を含む): 65673177570

約数和(自身を除く): 44827929594

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 5908517, 11817034, 17725551, 23634068, 35451102, 41359619, 47268136, 53176653, 70902204, 82719238, 106353306, 124078857, 141804408, 165438476, 212706612, 248157714, 289517333, 330876952, 372236571, 425413224, 496315428, 579034666, 744473142, 868551999, 992630856, 1158069332, 1488946284, 1737103998, 2316138664, 2605655997, 2977892568, 3474207996, 5211311994, 6948415992, 10422623988, 20845247976]

約数ペア:

[(1, 20845247976), (2, 10422623988), (3, 6948415992), (4, 5211311994), (6, 3474207996), (7, 2977892568), (8, 2605655997), (9, 2316138664), (12, 1737103998), (14, 1488946284), (18, 1158069332), (21, 992630856), (24, 868551999), (28, 744473142), (36, 579034666), (42, 496315428), (49, 425413224), (56, 372236571), (63, 330876952), (72, 289517333), (84, 248157714), (98, 212706612), (126, 165438476), (147, 141804408), (168, 124078857), (196, 106353306), (252, 82719238), (294, 70902204), (392, 53176653), (441, 47268136), (504, 41359619), (588, 35451102), (882, 23634068), (1176, 17725551), (1764, 11817034), (3528, 5908517)]