20742106

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{367}}^2$

素因数の和:754

約数の個数: 24

約数和(自身を含む): 38896416

約数和(自身を除く): 18154310

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 367, 734, 2569, 4037, 5138, 8074, 28259, 56518, 134689, 269378, 942823, 1481579, 1885646, 2963158, 10371053, 20742106]

約数ペア:

[(1, 20742106), (2, 10371053), (7, 2963158), (11, 1885646), (14, 1481579), (22, 942823), (77, 269378), (154, 134689), (367, 56518), (734, 28259), (2569, 8074), (4037, 5138)]