19065046

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:229

約数の個数: 64

約数和(自身を含む): 39191040

約数和(自身を除く): 20125994

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 89, 91, 107, 143, 154, 178, 182, 214, 286, 623, 749, 979, 1001, 1157, 1177, 1246, 1391, 1498, 1958, 2002, 2314, 2354, 2782, 6853, 8099, 8239, 9523, 9737, 12727, 13706, 15301, 16198, 16478, 19046, 19474, 25454, 30602, 66661, 89089, 104753, 107107, 123799, 133322, 178178, 209506, 214214, 247598, 733271, 866593, 1361789, 1466542, 1733186, 2723578, 9532523, 19065046]

約数ペア:

[(1, 19065046), (2, 9532523), (7, 2723578), (11, 1733186), (13, 1466542), (14, 1361789), (22, 866593), (26, 733271), (77, 247598), (89, 214214), (91, 209506), (107, 178178), (143, 133322), (154, 123799), (178, 107107), (182, 104753), (214, 89089), (286, 66661), (623, 30602), (749, 25454), (979, 19474), (1001, 19046), (1157, 16478), (1177, 16198), (1246, 15301), (1391, 13706), (1498, 12727), (1958, 9737), (2002, 9523), (2314, 8239), (2354, 8099), (2782, 6853)]