19179286

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:233

約数の個数: 48

約数和(自身を含む): 35721216

約数和(自身を除く): 16541930

約数列:

[1, 2, 7, 14, 23, 46, 49, 67, 98, 127, 134, 161, 254, 322, 469, 889, 938, 1127, 1541, 1778, 2254, 2921, 3082, 3283, 5842, 6223, 6566, 8509, 10787, 12446, 17018, 20447, 21574, 40894, 59563, 75509, 119126, 143129, 151018, 195707, 286258, 391414, 416941, 833882, 1369949, 2739898, 9589643, 19179286]

約数ペア:

[(1, 19179286), (2, 9589643), (7, 2739898), (14, 1369949), (23, 833882), (46, 416941), (49, 391414), (67, 286258), (98, 195707), (127, 151018), (134, 143129), (161, 119126), (254, 75509), (322, 59563), (469, 40894), (889, 21574), (938, 20447), (1127, 17018), (1541, 12446), (1778, 10787), (2254, 8509), (2921, 6566), (3082, 6223), (3283, 5842)]