40318418

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151573}}^1$

素因数の和:151601

約数の個数: 16

約数和(自身を含む): 72755520

約数和(自身を除く): 32437102

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 151573, 303146, 1061011, 2122022, 2879887, 5759774, 20159209, 40318418]

約数ペア:

[(1, 40318418), (2, 20159209), (7, 5759774), (14, 2879887), (19, 2122022), (38, 1061011), (133, 303146), (266, 151573)]