18808370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3019}}^1$

素因数の和:3122

約数の個数: 32

約数和(自身を含む): 39139200

約数和(自身を除く): 20330830

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3019, 3115, 6038, 6230, 15095, 21133, 30190, 42266, 105665, 211330, 268691, 537382, 1343455, 1880837, 2686910, 3761674, 9404185, 18808370]

約数ペア:

[(1, 18808370), (2, 9404185), (5, 3761674), (7, 2686910), (10, 1880837), (14, 1343455), (35, 537382), (70, 268691), (89, 211330), (178, 105665), (445, 42266), (623, 30190), (890, 21133), (1246, 15095), (3019, 6230), (3115, 6038)]