20161255792

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{3975011}}^1$

素因数の和:3975336

約数の個数: 20

約数和(自身を含む): 39185668296

約数和(自身を除く): 19024412504

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 5072, 3975011, 7950022, 15900044, 31800088, 63600176, 1260078487, 2520156974, 5040313948, 10080627896, 20161255792]

約数ペア:

[(1, 20161255792), (2, 10080627896), (4, 5040313948), (8, 2520156974), (16, 1260078487), (317, 63600176), (634, 31800088), (1268, 15900044), (2536, 7950022), (5072, 3975011)]