19206345

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{691}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 32883840

約数和(自身を除く): 13677495

約数列:

[1, 3, 5, 15, 17, 51, 85, 109, 255, 327, 545, 691, 1635, 1853, 2073, 3455, 5559, 9265, 10365, 11747, 27795, 35241, 58735, 75319, 176205, 225957, 376595, 1129785, 1280423, 3841269, 6402115, 19206345]

約数ペア:

[(1, 19206345), (3, 6402115), (5, 3841269), (15, 1280423), (17, 1129785), (51, 376595), (85, 225957), (109, 176205), (255, 75319), (327, 58735), (545, 35241), (691, 27795), (1635, 11747), (1853, 10365), (2073, 9265), (3455, 5559)]