20178561394

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{1236583}}^1$

素因数の和:1236825

約数の個数: 16

約数和(自身を含む): 31161916800

約数和(自身を除く): 10983355406

約数列:

[1, 2, 41, 82, 199, 398, 8159, 16318, 1236583, 2473166, 50699903, 101399806, 246080017, 492160034, 10089280697, 20178561394]

約数ペア:

[(1, 20178561394), (2, 10089280697), (41, 492160034), (82, 246080017), (199, 101399806), (398, 50699903), (8159, 2473166), (16318, 1236583)]