20156344557

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{2140421}}^1$

素因数の和:2140540

約数の個数: 16

約数和(自身を含む): 27876856128

約数和(自身を除く): 7720511571

約数列:

[1, 3, 43, 73, 129, 219, 3139, 9417, 2140421, 6421263, 92038103, 156250733, 276114309, 468752199, 6718781519, 20156344557]

約数ペア:

[(1, 20156344557), (3, 6718781519), (43, 468752199), (73, 276114309), (129, 156250733), (219, 92038103), (3139, 6421263), (9417, 2140421)]