20148435538

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1039}}^1\times {\mathrm{17989}}^1$

素因数の和:19055

約数の個数: 48

約数和(自身を含む): 38392099200

約数和(自身を除く): 18243663662

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1039, 1078, 2078, 7273, 11429, 14546, 17989, 22858, 35978, 50911, 80003, 101822, 125923, 160006, 197879, 251846, 395758, 560021, 881461, 1120042, 1385153, 1762922, 2770306, 9696071, 18690571, 19392142, 37381142, 130833997, 205596281, 261667994, 411192562, 915837979, 1439173967, 1831675958, 2878347934, 10074217769, 20148435538]

約数ペア:

[(1, 20148435538), (2, 10074217769), (7, 2878347934), (11, 1831675958), (14, 1439173967), (22, 915837979), (49, 411192562), (77, 261667994), (98, 205596281), (154, 130833997), (539, 37381142), (1039, 19392142), (1078, 18690571), (2078, 9696071), (7273, 2770306), (11429, 1762922), (14546, 1385153), (17989, 1120042), (22858, 881461), (35978, 560021), (50911, 395758), (80003, 251846), (101822, 197879), (125923, 160006)]