31379816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{5693}}^1$

素因数の和:5765

約数の個数: 32

約数和(自身を含む): 64569960

約数和(自身を除く): 33190144

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 5512, 5693, 11386, 22772, 45544, 74009, 148018, 296036, 301729, 592072, 603458, 1206916, 2413832, 3922477, 7844954, 15689908, 31379816]

約数ペア:

[(1, 31379816), (2, 15689908), (4, 7844954), (8, 3922477), (13, 2413832), (26, 1206916), (52, 603458), (53, 592072), (104, 301729), (106, 296036), (212, 148018), (424, 74009), (689, 45544), (1378, 22772), (2756, 11386), (5512, 5693)]