20589590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1319}}^1$

素因数の和:1556

約数の個数: 32

約数和(自身を含む): 42577920

約数和(自身を除く): 21988330

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 223, 446, 1115, 1319, 1561, 2230, 2638, 3122, 6595, 7805, 9233, 13190, 15610, 18466, 46165, 92330, 294137, 588274, 1470685, 2058959, 2941370, 4117918, 10294795, 20589590]

約数ペア:

[(1, 20589590), (2, 10294795), (5, 4117918), (7, 2941370), (10, 2058959), (14, 1470685), (35, 588274), (70, 294137), (223, 92330), (446, 46165), (1115, 18466), (1319, 15610), (1561, 13190), (2230, 9233), (2638, 7805), (3122, 6595)]