2018665168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9705121}}^1$

素因数の和:9705142

約数の個数: 20

約数和(自身を含む): 4212022948

約数和(自身を除く): 2193357780

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9705121, 19410242, 38820484, 77640968, 126166573, 155281936, 252333146, 504666292, 1009332584, 2018665168]

約数ペア:

[(1, 2018665168), (2, 1009332584), (4, 504666292), (8, 252333146), (13, 155281936), (16, 126166573), (26, 77640968), (52, 38820484), (104, 19410242), (208, 9705121)]