19441389

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 30159360

約数和(自身を除く): 10717971

約数列:

[1, 3, 11, 19, 33, 57, 101, 209, 303, 307, 627, 921, 1111, 1919, 3333, 3377, 5757, 5833, 10131, 17499, 21109, 31007, 63327, 64163, 93021, 192489, 341077, 589133, 1023231, 1767399, 6480463, 19441389]

約数ペア:

[(1, 19441389), (3, 6480463), (11, 1767399), (19, 1023231), (33, 589133), (57, 341077), (101, 192489), (209, 93021), (303, 64163), (307, 63327), (627, 31007), (921, 21109), (1111, 17499), (1919, 10131), (3333, 5833), (3377, 5757)]