18254418

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{499}}^1$

素因数の和:591

約数の個数: 64

約数和(自身を含む): 45696000

約数和(自身を除く): 27441582

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 67, 78, 91, 134, 182, 201, 273, 402, 469, 499, 546, 871, 938, 998, 1407, 1497, 1742, 2613, 2814, 2994, 3493, 5226, 6097, 6487, 6986, 10479, 12194, 12974, 18291, 19461, 20958, 33433, 36582, 38922, 45409, 66866, 90818, 100299, 136227, 200598, 234031, 272454, 434629, 468062, 702093, 869258, 1303887, 1404186, 2607774, 3042403, 6084806, 9127209, 18254418]

約数ペア:

[(1, 18254418), (2, 9127209), (3, 6084806), (6, 3042403), (7, 2607774), (13, 1404186), (14, 1303887), (21, 869258), (26, 702093), (39, 468062), (42, 434629), (67, 272454), (78, 234031), (91, 200598), (134, 136227), (182, 100299), (201, 90818), (273, 66866), (402, 45409), (469, 38922), (499, 36582), (546, 33433), (871, 20958), (938, 19461), (998, 18291), (1407, 12974), (1497, 12194), (1742, 10479), (2613, 6986), (2814, 6487), (2994, 6097), (3493, 5226)]