20205378

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{15377}}^1$

素因数の和:15458

約数の個数: 24

約数和(自身を含む): 44380908

約数和(自身を除く): 24175530

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 15377, 30754, 46131, 92262, 138393, 276786, 1122521, 2245042, 3367563, 6735126, 10102689, 20205378]

約数ペア:

[(1, 20205378), (2, 10102689), (3, 6735126), (6, 3367563), (9, 2245042), (18, 1122521), (73, 276786), (146, 138393), (219, 92262), (438, 46131), (657, 30754), (1314, 15377)]