11181988

素因数分解:

$2^2\times {\mathrm{17}}^3\times {\mathrm{569}}^1$

素因数の和:624

約数の個数: 24

約数和(自身を含む): 20827800

約数和(自身を除く): 9645812

約数列:

[1, 2, 4, 17, 34, 68, 289, 569, 578, 1138, 1156, 2276, 4913, 9673, 9826, 19346, 19652, 38692, 164441, 328882, 657764, 2795497, 5590994, 11181988]

約数ペア:

[(1, 11181988), (2, 5590994), (4, 2795497), (17, 657764), (34, 328882), (68, 164441), (289, 38692), (569, 19652), (578, 19346), (1138, 9826), (1156, 9673), (2276, 4913)]