20213044977

素因数分解:

$3^1\times {\mathrm{41}}^2\times {\mathrm{227}}^1\times {\mathrm{17657}}^1$

素因数の和:17969

約数の個数: 24

約数和(自身を含む): 27747357408

約数和(自身を除く): 7534312431

約数列:

[1, 3, 41, 123, 227, 681, 1681, 5043, 9307, 17657, 27921, 52971, 381587, 723937, 1144761, 2171811, 4008139, 12024417, 29681417, 89044251, 164333699, 493001097, 6737681659, 20213044977]

約数ペア:

[(1, 20213044977), (3, 6737681659), (41, 493001097), (123, 164333699), (227, 89044251), (681, 29681417), (1681, 12024417), (5043, 4008139), (9307, 2171811), (17657, 1144761), (27921, 723937), (52971, 381587)]