19662404

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{233}}^1$

素因数の和:344

約数の個数: 36

約数和(自身を含む): 37212084

約数和(自身を除く): 17549680

約数列:

[1, 2, 4, 17, 34, 68, 73, 146, 233, 289, 292, 466, 578, 932, 1156, 1241, 2482, 3961, 4964, 7922, 15844, 17009, 21097, 34018, 42194, 67337, 68036, 84388, 134674, 269348, 289153, 578306, 1156612, 4915601, 9831202, 19662404]

約数ペア:

[(1, 19662404), (2, 9831202), (4, 4915601), (17, 1156612), (34, 578306), (68, 289153), (73, 269348), (146, 134674), (233, 84388), (289, 68036), (292, 67337), (466, 42194), (578, 34018), (932, 21097), (1156, 17009), (1241, 15844), (2482, 7922), (3961, 4964)]