18923259

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:315

約数の個数: 24

約数和(自身を含む): 27047952

約数和(自身を除く): 8124693

約数列:

[1, 3, 19, 57, 101, 173, 303, 361, 519, 1083, 1919, 3287, 5757, 9861, 17473, 36461, 52419, 62453, 109383, 187359, 331987, 995961, 6307753, 18923259]

約数ペア:

[(1, 18923259), (3, 6307753), (19, 995961), (57, 331987), (101, 187359), (173, 109383), (303, 62453), (361, 52419), (519, 36461), (1083, 17473), (1919, 9861), (3287, 5757)]