19067420

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{3989}}^1$

素因数の和:4237

約数の個数: 24

約数和(自身を含む): 40219200

約数和(自身を除く): 21151780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 3989, 4780, 7978, 15956, 19945, 39890, 79780, 953371, 1906742, 3813484, 4766855, 9533710, 19067420]

約数ペア:

[(1, 19067420), (2, 9533710), (4, 4766855), (5, 3813484), (10, 1906742), (20, 953371), (239, 79780), (478, 39890), (956, 19945), (1195, 15956), (2390, 7978), (3989, 4780)]