20133957571

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1\times {\mathrm{21613}}^1$

素因数の和:22015

約数の個数: 32

約数和(自身を含む): 25708556160

約数和(自身を除く): 5574598589

約数列:

[1, 7, 13, 29, 91, 203, 353, 377, 2471, 2639, 4589, 10237, 21613, 32123, 71659, 133081, 151291, 280969, 626777, 931567, 1966783, 4387439, 7629389, 8148101, 53405723, 57036707, 99182057, 221252281, 694274399, 1548765967, 2876279653, 20133957571]

約数ペア:

[(1, 20133957571), (7, 2876279653), (13, 1548765967), (29, 694274399), (91, 221252281), (203, 99182057), (353, 57036707), (377, 53405723), (2471, 8148101), (2639, 7629389), (4589, 4387439), (10237, 1966783), (21613, 931567), (32123, 626777), (71659, 280969), (133081, 151291)]