19941779

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3769}}^1$

素因数の和:3830

約数の個数: 16

約数和(自身を含む): 24067680

約数和(自身を除く): 4125901

約数列:

[1, 11, 13, 37, 143, 407, 481, 3769, 5291, 41459, 48997, 139453, 538967, 1533983, 1812889, 19941779]

約数ペア:

[(1, 19941779), (11, 1812889), (13, 1533983), (37, 538967), (143, 139453), (407, 48997), (481, 41459), (3769, 5291)]