20189968136

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2897527}}^1$

素因数の和:2897613

約数の個数: 32

約数和(自身を含む): 41376699840

約数和(自身を除く): 21186731704

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 268, 536, 871, 1742, 3484, 6968, 2897527, 5795054, 11590108, 23180216, 37667851, 75335702, 150671404, 194134309, 301342808, 388268618, 776537236, 1553074472, 2523746017, 5047492034, 10094984068, 20189968136]

約数ペア:

[(1, 20189968136), (2, 10094984068), (4, 5047492034), (8, 2523746017), (13, 1553074472), (26, 776537236), (52, 388268618), (67, 301342808), (104, 194134309), (134, 150671404), (268, 75335702), (536, 37667851), (871, 23180216), (1742, 11590108), (3484, 5795054), (6968, 2897527)]