19650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{131}}^1$

素因数の和:146

約数の個数: 24

約数和(自身を含む): 49104

約数和(自身を除く): 29454

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 131, 150, 262, 393, 655, 786, 1310, 1965, 3275, 3930, 6550, 9825, 19650]

約数ペア:

[(1, 19650), (2, 9825), (3, 6550), (5, 3930), (6, 3275), (10, 1965), (15, 1310), (25, 786), (30, 655), (50, 393), (75, 262), (131, 150)]