215909168

素因数分解:

$2^4\times {\mathrm{673}}^1\times {\mathrm{20051}}^1$

素因数の和:20732

約数の個数: 20

約数和(自身を含む): 418966488

約数和(自身を除く): 203057320

約数列:

[1, 2, 4, 8, 16, 673, 1346, 2692, 5384, 10768, 20051, 40102, 80204, 160408, 320816, 13494323, 26988646, 53977292, 107954584, 215909168]

約数ペア:

[(1, 215909168), (2, 107954584), (4, 53977292), (8, 26988646), (16, 13494323), (673, 320816), (1346, 160408), (2692, 80204), (5384, 40102), (10768, 20051)]