20176752807

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{1777}}^1\times {\mathrm{5923}}^1$

素因数の和:7780

約数の個数: 32

約数和(自身を含む): 30334671360

約数和(自身を除く): 10157918553

約数列:

[1, 3, 9, 27, 71, 213, 639, 1777, 1917, 5331, 5923, 15993, 17769, 47979, 53307, 126167, 159921, 378501, 420533, 1135503, 1261599, 3406509, 3784797, 10525171, 11354391, 31575513, 94726539, 284179617, 747287141, 2241861423, 6725584269, 20176752807]

約数ペア:

[(1, 20176752807), (3, 6725584269), (9, 2241861423), (27, 747287141), (71, 284179617), (213, 94726539), (639, 31575513), (1777, 11354391), (1917, 10525171), (5331, 3784797), (5923, 3406509), (15993, 1261599), (17769, 1135503), (47979, 420533), (53307, 378501), (126167, 159921)]