20123432609

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{1129}}^1\times {\mathrm{68819}}^1$

素因数の和:69992

約数の個数: 16

約数和(自身を含む): 23641046400

約数和(自身を除く): 3517613791

約数列:

[1, 7, 37, 259, 1129, 7903, 41773, 68819, 292411, 481733, 2546303, 17824121, 77696651, 543876557, 2874776087, 20123432609]

約数ペア:

[(1, 20123432609), (7, 2874776087), (37, 543876557), (259, 77696651), (1129, 17824121), (7903, 2546303), (41773, 481733), (68819, 292411)]