19122874

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{971}}^1$

素因数の和:1245

約数の個数: 16

約数和(自身を含む): 29509920

約数和(自身を除く): 10387046

約数列:

[1, 2, 43, 86, 229, 458, 971, 1942, 9847, 19694, 41753, 83506, 222359, 444718, 9561437, 19122874]

約数ペア:

[(1, 19122874), (2, 9561437), (43, 444718), (86, 222359), (229, 83506), (458, 41753), (971, 19694), (1942, 9847)]