18445968

素因数分解:

$2^4\times 3^4\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:394

約数の個数: 100

約数和(自身を含む): 54794608

約数和(自身を除く): 36348640

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 48, 54, 72, 81, 86, 108, 129, 144, 162, 172, 216, 258, 324, 331, 344, 387, 432, 516, 648, 662, 688, 774, 993, 1032, 1161, 1296, 1324, 1548, 1986, 2064, 2322, 2648, 2979, 3096, 3483, 3972, 4644, 5296, 5958, 6192, 6966, 7944, 8937, 9288, 11916, 13932, 14233, 15888, 17874, 18576, 23832, 26811, 27864, 28466, 35748, 42699, 47664, 53622, 55728, 56932, 71496, 85398, 107244, 113864, 128097, 142992, 170796, 214488, 227728, 256194, 341592, 384291, 428976, 512388, 683184, 768582, 1024776, 1152873, 1537164, 2049552, 2305746, 3074328, 4611492, 6148656, 9222984, 18445968]

約数ペア:

[(1, 18445968), (2, 9222984), (3, 6148656), (4, 4611492), (6, 3074328), (8, 2305746), (9, 2049552), (12, 1537164), (16, 1152873), (18, 1024776), (24, 768582), (27, 683184), (36, 512388), (43, 428976), (48, 384291), (54, 341592), (72, 256194), (81, 227728), (86, 214488), (108, 170796), (129, 142992), (144, 128097), (162, 113864), (172, 107244), (216, 85398), (258, 71496), (324, 56932), (331, 55728), (344, 53622), (387, 47664), (432, 42699), (516, 35748), (648, 28466), (662, 27864), (688, 26811), (774, 23832), (993, 18576), (1032, 17874), (1161, 15888), (1296, 14233), (1324, 13932), (1548, 11916), (1986, 9288), (2064, 8937), (2322, 7944), (2648, 6966), (2979, 6192), (3096, 5958), (3483, 5296), (3972, 4644)]