18665657172

素因数分解:

$2^2\times 3^6\times {\mathrm{6401117}}^1$

素因数の和:6401139

約数の個数: 42

約数和(自身を含む): 48974953818

約数和(自身を除く): 30309296646

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 6401117, 12802234, 19203351, 25604468, 38406702, 57610053, 76813404, 115220106, 172830159, 230440212, 345660318, 518490477, 691320636, 1036980954, 1555471431, 2073961908, 3110942862, 4666414293, 6221885724, 9332828586, 18665657172]

約数ペア:

[(1, 18665657172), (2, 9332828586), (3, 6221885724), (4, 4666414293), (6, 3110942862), (9, 2073961908), (12, 1555471431), (18, 1036980954), (27, 691320636), (36, 518490477), (54, 345660318), (81, 230440212), (108, 172830159), (162, 115220106), (243, 76813404), (324, 57610053), (486, 38406702), (729, 25604468), (972, 19203351), (1458, 12802234), (2916, 6401117)]