138724912

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{122117}}^1$

素因数の和:122196

約数の個数: 20

約数和(自身を含む): 272567376

約数和(自身を除く): 133842464

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 122117, 244234, 488468, 976936, 1953872, 8670307, 17340614, 34681228, 69362456, 138724912]

約数ペア:

[(1, 138724912), (2, 69362456), (4, 34681228), (8, 17340614), (16, 8670307), (71, 1953872), (142, 976936), (284, 488468), (568, 244234), (1136, 122117)]