202172048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{971981}}^1$

素因数の和:972002

約数の個数: 20

約数和(自身を含む): 421840188

約数和(自身を除く): 219668140

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 971981, 1943962, 3887924, 7775848, 12635753, 15551696, 25271506, 50543012, 101086024, 202172048]

約数ペア:

[(1, 202172048), (2, 101086024), (4, 50543012), (8, 25271506), (13, 15551696), (16, 12635753), (26, 7775848), (52, 3887924), (104, 1943962), (208, 971981)]