20977434

素因数分解:

$2^1\times 3^3\times {\mathrm{388471}}^1$

素因数の和:388482

約数の個数: 16

約数和(自身を含む): 46616640

約数和(自身を除く): 25639206

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 388471, 776942, 1165413, 2330826, 3496239, 6992478, 10488717, 20977434]

約数ペア:

[(1, 20977434), (2, 10488717), (3, 6992478), (6, 3496239), (9, 2330826), (18, 1165413), (27, 776942), (54, 388471)]