19431153

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18143}}^1$

素因数の和:18173

約数の個数: 24

約数和(自身を含む): 33965568

約数和(自身を除く): 14534415

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 18143, 54429, 127001, 163287, 308431, 381003, 925293, 1143009, 2159017, 2775879, 6477051, 19431153]

約数ペア:

[(1, 19431153), (3, 6477051), (7, 2775879), (9, 2159017), (17, 1143009), (21, 925293), (51, 381003), (63, 308431), (119, 163287), (153, 127001), (357, 54429), (1071, 18143)]