1918903588

素因数分解:

$2^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{220361}}^1$

素因数の和:220683

約数の個数: 24

約数和(自身を含む): 3850164864

約数和(自身を除く): 1931261276

約数列:

[1, 2, 4, 7, 14, 28, 311, 622, 1244, 2177, 4354, 8708, 220361, 440722, 881444, 1542527, 3085054, 6170108, 68532271, 137064542, 274129084, 479725897, 959451794, 1918903588]

約数ペア:

[(1, 1918903588), (2, 959451794), (4, 479725897), (7, 274129084), (14, 137064542), (28, 68532271), (311, 6170108), (622, 3085054), (1244, 1542527), (2177, 881444), (4354, 440722), (8708, 220361)]