19238307

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{241}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 29272320

約数和(自身を除く): 10034013

約数列:

[1, 3, 11, 33, 41, 59, 123, 177, 241, 451, 649, 723, 1353, 1947, 2419, 2651, 7257, 7953, 9881, 14219, 26609, 29643, 42657, 79827, 108691, 156409, 326073, 469227, 582979, 1748937, 6412769, 19238307]

約数ペア:

[(1, 19238307), (3, 6412769), (11, 1748937), (33, 582979), (41, 469227), (59, 326073), (123, 156409), (177, 108691), (241, 79827), (451, 42657), (649, 29643), (723, 26609), (1353, 14219), (1947, 9881), (2419, 7953), (2651, 7257)]