20179984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{114659}}^1$

素因数の和:114678

約数の個数: 20

約数和(自身を含む): 42653520

約数和(自身を除く): 22473536

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 114659, 229318, 458636, 917272, 1261249, 1834544, 2522498, 5044996, 10089992, 20179984]

約数ペア:

[(1, 20179984), (2, 10089992), (4, 5044996), (8, 2522498), (11, 1834544), (16, 1261249), (22, 917272), (44, 458636), (88, 229318), (176, 114659)]