12911728

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{27827}}^1$

素因数の和:27864

約数の個数: 20

約数和(自身を含む): 25880040

約数和(自身を除く): 12968312

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 27827, 55654, 111308, 222616, 445232, 806983, 1613966, 3227932, 6455864, 12911728]

約数ペア:

[(1, 12911728), (2, 6455864), (4, 3227932), (8, 1613966), (16, 806983), (29, 445232), (58, 222616), (116, 111308), (232, 55654), (464, 27827)]