18950685

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{619}}^1$

素因数の和:797

約数の個数: 32

約数和(自身を含む): 32914560

約数和(自身を除く): 13963875

約数列:

[1, 3, 5, 13, 15, 39, 65, 157, 195, 471, 619, 785, 1857, 2041, 2355, 3095, 6123, 8047, 9285, 10205, 24141, 30615, 40235, 97183, 120705, 291549, 485915, 1263379, 1457745, 3790137, 6316895, 18950685]

約数ペア:

[(1, 18950685), (3, 6316895), (5, 3790137), (13, 1457745), (15, 1263379), (39, 485915), (65, 291549), (157, 120705), (195, 97183), (471, 40235), (619, 30615), (785, 24141), (1857, 10205), (2041, 9285), (2355, 8047), (3095, 6123)]