19213383

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53819}}^1$

素因数の和:53846

約数の個数: 16

約数和(自身を含む): 31000320

約数和(自身を除く): 11786937

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 53819, 161457, 376733, 914923, 1130199, 2744769, 6404461, 19213383]

約数ペア:

[(1, 19213383), (3, 6404461), (7, 2744769), (17, 1130199), (21, 914923), (51, 376733), (119, 161457), (357, 53819)]