20019374937

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{1129}}^1\times {\mathrm{1697}}^1$

素因数の和:2884

約数の個数: 48

約数和(自身を含む): 30730539840

約数和(自身を除く): 10711164903

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 387, 1129, 1161, 1697, 3387, 3483, 5091, 10161, 10449, 15273, 30483, 45819, 48547, 72971, 91449, 137457, 145641, 218913, 274347, 412371, 436923, 656739, 1310769, 1915913, 1970217, 3932307, 5747739, 5910651, 11796921, 17243217, 17731953, 51729651, 82384259, 155188953, 247152777, 465566859, 741458331, 2224374993, 6673124979, 20019374937]

約数ペア:

[(1, 20019374937), (3, 6673124979), (9, 2224374993), (27, 741458331), (43, 465566859), (81, 247152777), (129, 155188953), (243, 82384259), (387, 51729651), (1129, 17731953), (1161, 17243217), (1697, 11796921), (3387, 5910651), (3483, 5747739), (5091, 3932307), (10161, 1970217), (10449, 1915913), (15273, 1310769), (30483, 656739), (45819, 436923), (48547, 412371), (72971, 274347), (91449, 218913), (137457, 145641)]