20194188981

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{971}}^1\times {\mathrm{1979}}^1$

素因数の和:3097

約数の個数: 32

約数和(自身を含む): 28083179520

約数和(自身を除く): 7888990539

約数列:

[1, 3, 31, 93, 113, 339, 971, 1979, 2913, 3503, 5937, 10509, 30101, 61349, 90303, 109723, 184047, 223627, 329169, 670881, 1921609, 3401413, 5764827, 6932437, 10204239, 20797311, 59569879, 178709637, 217141817, 651425451, 6731396327, 20194188981]

約数ペア:

[(1, 20194188981), (3, 6731396327), (31, 651425451), (93, 217141817), (113, 178709637), (339, 59569879), (971, 20797311), (1979, 10204239), (2913, 6932437), (3503, 5764827), (5937, 3401413), (10509, 1921609), (30101, 670881), (61349, 329169), (90303, 223627), (109723, 184047)]