2012489899

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{3109}}^1$

素因数の和:3323

約数の個数: 32

約数和(自身を含む): 2515865600

約数和(自身を除く): 503375701

約数列:

[1, 7, 19, 31, 133, 157, 217, 589, 1099, 2983, 3109, 4123, 4867, 20881, 21763, 34069, 59071, 92473, 96379, 413497, 488113, 647311, 674653, 1831201, 3416791, 9274147, 12818407, 15131503, 64919029, 105920521, 287498557, 2012489899]

約数ペア:

[(1, 2012489899), (7, 287498557), (19, 105920521), (31, 64919029), (133, 15131503), (157, 12818407), (217, 9274147), (589, 3416791), (1099, 1831201), (2983, 674653), (3109, 647311), (4123, 488113), (4867, 413497), (20881, 96379), (21763, 92473), (34069, 59071)]