20384838

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{8779}}^1$

素因数の和:8833

約数の個数: 32

約数和(自身を含む): 46358400

約数和(自身を除く): 25973562

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 258, 387, 774, 1161, 2322, 8779, 17558, 26337, 52674, 79011, 158022, 237033, 377497, 474066, 754994, 1132491, 2264982, 3397473, 6794946, 10192419, 20384838]

約数ペア:

[(1, 20384838), (2, 10192419), (3, 6794946), (6, 3397473), (9, 2264982), (18, 1132491), (27, 754994), (43, 474066), (54, 377497), (86, 237033), (129, 158022), (258, 79011), (387, 52674), (774, 26337), (1161, 17558), (2322, 8779)]