81269457986

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{4177}}^1\times {\mathrm{512011}}^1$

素因数の和:516209

約数の個数: 16

約数和(自身を含む): 128351168160

約数和(自身を除く): 47081710174

約数列:

[1, 2, 19, 38, 4177, 8354, 79363, 158726, 512011, 1024022, 9728209, 19456418, 2138669947, 4277339894, 40634728993, 81269457986]

約数ペア:

[(1, 81269457986), (2, 40634728993), (19, 4277339894), (38, 2138669947), (4177, 19456418), (8354, 9728209), (79363, 1024022), (158726, 512011)]