20175556912

素因数分解:

$2^4\times 7^1\times {\mathrm{9011}}^1\times {\mathrm{19991}}^1$

素因数の和:29017

約数の個数: 40

約数和(自身を含む): 44681640192

約数和(自身を除く): 24506083280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 9011, 18022, 19991, 36044, 39982, 63077, 72088, 79964, 126154, 139937, 144176, 159928, 252308, 279874, 319856, 504616, 559748, 1009232, 1119496, 2238992, 180138901, 360277802, 720555604, 1260972307, 1441111208, 2521944614, 2882222416, 5043889228, 10087778456, 20175556912]

約数ペア:

[(1, 20175556912), (2, 10087778456), (4, 5043889228), (7, 2882222416), (8, 2521944614), (14, 1441111208), (16, 1260972307), (28, 720555604), (56, 360277802), (112, 180138901), (9011, 2238992), (18022, 1119496), (19991, 1009232), (36044, 559748), (39982, 504616), (63077, 319856), (72088, 279874), (79964, 252308), (126154, 159928), (139937, 144176)]