20554751

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9091}}^1$

素因数の和:9134

約数の個数: 16

約数和(自身を含む): 26184960

約数和(自身を除く): 5630209

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 9091, 63637, 154547, 172729, 1081829, 1209103, 2936393, 20554751]

約数ペア:

[(1, 20554751), (7, 2936393), (17, 1209103), (19, 1081829), (119, 172729), (133, 154547), (323, 63637), (2261, 9091)]