201911504

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{177739}}^1$

素因数の和:177818

約数の個数: 20

約数和(自身を含む): 396715680

約数和(自身を除く): 194804176

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 177739, 355478, 710956, 1421912, 2843824, 12619469, 25238938, 50477876, 100955752, 201911504]

約数ペア:

[(1, 201911504), (2, 100955752), (4, 50477876), (8, 25238938), (16, 12619469), (71, 2843824), (142, 1421912), (284, 710956), (568, 355478), (1136, 177739)]