18718514

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{4421}}^1$

素因数の和:4525

約数の個数: 16

約数和(自身を含む): 29450520

約数和(自身を除く): 10732006

約数列:

[1, 2, 29, 58, 73, 146, 2117, 4234, 4421, 8842, 128209, 256418, 322733, 645466, 9359257, 18718514]

約数ペア:

[(1, 18718514), (2, 9359257), (29, 645466), (58, 322733), (73, 256418), (146, 128209), (2117, 8842), (4234, 4421)]