18395188

素因数分解:

$2^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{739}}^1$

素因数の和:884

約数の個数: 36

約数和(自身を含む): 37793280

約数和(自身を除く): 19398092

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 127, 196, 254, 508, 739, 889, 1478, 1778, 2956, 3556, 5173, 6223, 10346, 12446, 20692, 24892, 36211, 72422, 93853, 144844, 187706, 375412, 656971, 1313942, 2627884, 4598797, 9197594, 18395188]

約数ペア:

[(1, 18395188), (2, 9197594), (4, 4598797), (7, 2627884), (14, 1313942), (28, 656971), (49, 375412), (98, 187706), (127, 144844), (196, 93853), (254, 72422), (508, 36211), (739, 24892), (889, 20692), (1478, 12446), (1778, 10346), (2956, 6223), (3556, 5173)]