210989872

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{62497}}^1$

素因数の和:62716

約数の個数: 20

約数和(自身を含む): 410736856

約数和(自身を除く): 199746984

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 62497, 124994, 249988, 499976, 999952, 13186867, 26373734, 52747468, 105494936, 210989872]

約数ペア:

[(1, 210989872), (2, 105494936), (4, 52747468), (8, 26373734), (16, 13186867), (211, 999952), (422, 499976), (844, 249988), (1688, 124994), (3376, 62497)]