12870448

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{42337}}^1$

素因数の和:42364

約数の個数: 20

約数和(自身を含む): 26249560

約数和(自身を除く): 13379112

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 42337, 84674, 169348, 338696, 677392, 804403, 1608806, 3217612, 6435224, 12870448]

約数ペア:

[(1, 12870448), (2, 6435224), (4, 3217612), (8, 1608806), (16, 804403), (19, 677392), (38, 338696), (76, 169348), (152, 84674), (304, 42337)]