20402807883

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1\times {\mathrm{6079}}^1$

素因数の和:6503

約数の個数: 32

約数和(自身を含む): 28390195200

約数和(自身を除く): 7987387317

約数列:

[1, 3, 31, 93, 151, 239, 453, 717, 4681, 6079, 7409, 14043, 18237, 22227, 36089, 108267, 188449, 565347, 917929, 1118759, 1452881, 2753787, 3356277, 4358643, 28455799, 45039311, 85367397, 135117933, 219385031, 658155093, 6800935961, 20402807883]

約数ペア:

[(1, 20402807883), (3, 6800935961), (31, 658155093), (93, 219385031), (151, 135117933), (239, 85367397), (453, 45039311), (717, 28455799), (4681, 4358643), (6079, 3356277), (7409, 2753787), (14043, 1452881), (18237, 1118759), (22227, 917929), (36089, 565347), (108267, 188449)]