19427988

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{18191}}^1$

素因数の和:18287

約数の個数: 24

約数和(自身を含む): 45843840

約数和(自身を除く): 26415852

約数列:

[1, 2, 3, 4, 6, 12, 89, 178, 267, 356, 534, 1068, 18191, 36382, 54573, 72764, 109146, 218292, 1618999, 3237998, 4856997, 6475996, 9713994, 19427988]

約数ペア:

[(1, 19427988), (2, 9713994), (3, 6475996), (4, 4856997), (6, 3237998), (12, 1618999), (89, 218292), (178, 109146), (267, 72764), (356, 54573), (534, 36382), (1068, 18191)]