19705094

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{7901}}^1$

素因数の和:7975

約数の個数: 16

約数和(自身を含む): 31291920

約数和(自身を除く): 11586826

約数列:

[1, 2, 29, 43, 58, 86, 1247, 2494, 7901, 15802, 229129, 339743, 458258, 679486, 9852547, 19705094]

約数ペア:

[(1, 19705094), (2, 9852547), (29, 679486), (43, 458258), (58, 339743), (86, 229129), (1247, 15802), (2494, 7901)]