18913238399

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{7451}}^1$

素因数の和:7691

約数の個数: 32

約数和(自身を含む): 21976842240

約数和(自身を除く): 3063603841

約数列:

[1, 11, 23, 79, 127, 253, 869, 1397, 1817, 2921, 7451, 10033, 19987, 32131, 81961, 110363, 171373, 230759, 588629, 946277, 1885103, 2538349, 6474919, 10409047, 13538467, 21764371, 74755883, 148923137, 239408081, 822314713, 1719385309, 18913238399]

約数ペア:

[(1, 18913238399), (11, 1719385309), (23, 822314713), (79, 239408081), (127, 148923137), (253, 74755883), (869, 21764371), (1397, 13538467), (1817, 10409047), (2921, 6474919), (7451, 2538349), (10033, 1885103), (19987, 946277), (32131, 588629), (81961, 230759), (110363, 171373)]