18927496

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17789}}^1$

素因数の和:17821

約数の個数: 32

約数和(自身を含む): 42696000

約数和(自身を除く): 23768504

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 17789, 35578, 71156, 124523, 142312, 249046, 337991, 498092, 675982, 996184, 1351964, 2365937, 2703928, 4731874, 9463748, 18927496]

約数ペア:

[(1, 18927496), (2, 9463748), (4, 4731874), (7, 2703928), (8, 2365937), (14, 1351964), (19, 996184), (28, 675982), (38, 498092), (56, 337991), (76, 249046), (133, 142312), (152, 124523), (266, 71156), (532, 35578), (1064, 17789)]