1639348096

素因数分解:

$2^7\times {\mathrm{631}}^1\times {\mathrm{20297}}^1$

素因数の和:20942

約数の個数: 32

約数和(自身を含む): 3271225680

約数和(自身を除く): 1631877584

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 631, 1262, 2524, 5048, 10096, 20192, 20297, 40384, 40594, 80768, 81188, 162376, 324752, 649504, 1299008, 2598016, 12807407, 25614814, 51229628, 102459256, 204918512, 409837024, 819674048, 1639348096]

約数ペア:

[(1, 1639348096), (2, 819674048), (4, 409837024), (8, 204918512), (16, 102459256), (32, 51229628), (64, 25614814), (128, 12807407), (631, 2598016), (1262, 1299008), (2524, 649504), (5048, 324752), (10096, 162376), (20192, 81188), (20297, 80768), (40384, 40594)]