128811952

素因数分解:

$2^4\times {\mathrm{347}}^1\times {\mathrm{23201}}^1$

素因数の和:23556

約数の個数: 20

約数和(自身を含む): 250303176

約数和(自身を除く): 121491224

約数列:

[1, 2, 4, 8, 16, 347, 694, 1388, 2776, 5552, 23201, 46402, 92804, 185608, 371216, 8050747, 16101494, 32202988, 64405976, 128811952]

約数ペア:

[(1, 128811952), (2, 64405976), (4, 32202988), (8, 16101494), (16, 8050747), (347, 371216), (694, 185608), (1388, 92804), (2776, 46402), (5552, 23201)]