19589904

素因数分解:

$2^4\times 3^3\times {\mathrm{137}}^1\times {\mathrm{331}}^1$

素因数の和:485

約数の個数: 80

約数和(自身を含む): 56811840

約数和(自身を除く): 37221936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 137, 144, 216, 274, 331, 411, 432, 548, 662, 822, 993, 1096, 1233, 1324, 1644, 1986, 2192, 2466, 2648, 2979, 3288, 3699, 3972, 4932, 5296, 5958, 6576, 7398, 7944, 8937, 9864, 11916, 14796, 15888, 17874, 19728, 23832, 29592, 35748, 45347, 47664, 59184, 71496, 90694, 136041, 142992, 181388, 272082, 362776, 408123, 544164, 725552, 816246, 1088328, 1224369, 1632492, 2176656, 2448738, 3264984, 4897476, 6529968, 9794952, 19589904]

約数ペア:

[(1, 19589904), (2, 9794952), (3, 6529968), (4, 4897476), (6, 3264984), (8, 2448738), (9, 2176656), (12, 1632492), (16, 1224369), (18, 1088328), (24, 816246), (27, 725552), (36, 544164), (48, 408123), (54, 362776), (72, 272082), (108, 181388), (137, 142992), (144, 136041), (216, 90694), (274, 71496), (331, 59184), (411, 47664), (432, 45347), (548, 35748), (662, 29592), (822, 23832), (993, 19728), (1096, 17874), (1233, 15888), (1324, 14796), (1644, 11916), (1986, 9864), (2192, 8937), (2466, 7944), (2648, 7398), (2979, 6576), (3288, 5958), (3699, 5296), (3972, 4932)]