18172910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2917}}^1$

素因数の和:3020

約数の個数: 32

約数和(自身を含む): 37817280

約数和(自身を除く): 19644370

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 2917, 3115, 5834, 6230, 14585, 20419, 29170, 40838, 102095, 204190, 259613, 519226, 1298065, 1817291, 2596130, 3634582, 9086455, 18172910]

約数ペア:

[(1, 18172910), (2, 9086455), (5, 3634582), (7, 2596130), (10, 1817291), (14, 1298065), (35, 519226), (70, 259613), (89, 204190), (178, 102095), (445, 40838), (623, 29170), (890, 20419), (1246, 14585), (2917, 6230), (3115, 5834)]