20135039421

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1\times {\mathrm{26423}}^1$

素因数の和:26841

約数の個数: 32

約数和(自身を含む): 31028963328

約数和(自身を除く): 10893923907

約数列:

[1, 3, 7, 21, 131, 277, 393, 831, 917, 1939, 2751, 5817, 26423, 36287, 79269, 108861, 184961, 254009, 554883, 762027, 3461413, 7319171, 10384239, 21957513, 24229891, 51234197, 72689673, 153702591, 958811401, 2876434203, 6711679807, 20135039421]

約数ペア:

[(1, 20135039421), (3, 6711679807), (7, 2876434203), (21, 958811401), (131, 153702591), (277, 72689673), (393, 51234197), (831, 24229891), (917, 21957513), (1939, 10384239), (2751, 7319171), (5817, 3461413), (26423, 762027), (36287, 554883), (79269, 254009), (108861, 184961)]