20512234299

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1\times {\mathrm{6983}}^1$

素因数の和:7367

約数の個数: 32

約数和(自身を含む): 28384763904

約数和(自身を除く): 7872529605

約数列:

[1, 3, 47, 83, 141, 249, 251, 753, 3901, 6983, 11703, 11797, 20833, 20949, 35391, 62499, 328201, 579589, 979151, 984603, 1738767, 1752733, 2937453, 5258199, 27240683, 81722049, 82378451, 145476839, 247135353, 436430517, 6837411433, 20512234299]

約数ペア:

[(1, 20512234299), (3, 6837411433), (47, 436430517), (83, 247135353), (141, 145476839), (249, 82378451), (251, 81722049), (753, 27240683), (3901, 5258199), (6983, 2937453), (11703, 1752733), (11797, 1738767), (20833, 984603), (20949, 979151), (35391, 579589), (62499, 328201)]