18872434

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{70949}}^1$

素因数の和:70977

約数の個数: 16

約数和(自身を含む): 34056000

約数和(自身を除く): 15183566

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 70949, 141898, 496643, 993286, 1348031, 2696062, 9436217, 18872434]

約数ペア:

[(1, 18872434), (2, 9436217), (7, 2696062), (14, 1348031), (19, 993286), (38, 496643), (133, 141898), (266, 70949)]