19389826

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{9349}}^1$

素因数の和:9429

約数の個数: 16

約数和(自身を含む): 31303800

約数和(自身を除く): 11913974

約数列:

[1, 2, 17, 34, 61, 122, 1037, 2074, 9349, 18698, 158933, 317866, 570289, 1140578, 9694913, 19389826]

約数ペア:

[(1, 19389826), (2, 9694913), (17, 1140578), (34, 570289), (61, 317866), (122, 158933), (1037, 18698), (2074, 9349)]