13437984

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{19997}}^1$

素因数の和:20017

約数の個数: 48

約数和(自身を含む): 40315968

約数和(自身を除く): 26877984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 19997, 39994, 59991, 79988, 119982, 139979, 159976, 239964, 279958, 319952, 419937, 479928, 559916, 639904, 839874, 959856, 1119832, 1679748, 1919712, 2239664, 3359496, 4479328, 6718992, 13437984]

約数ペア:

[(1, 13437984), (2, 6718992), (3, 4479328), (4, 3359496), (6, 2239664), (7, 1919712), (8, 1679748), (12, 1119832), (14, 959856), (16, 839874), (21, 639904), (24, 559916), (28, 479928), (32, 419937), (42, 319952), (48, 279958), (56, 239964), (84, 159976), (96, 139979), (112, 119982), (168, 79988), (224, 59991), (336, 39994), (672, 19997)]