19863074

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{128981}}^1$

素因数の和:129001

約数の個数: 16

約数和(自身を含む): 37146816

約数和(自身を除く): 17283742

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 128981, 257962, 902867, 1418791, 1805734, 2837582, 9931537, 19863074]

約数ペア:

[(1, 19863074), (2, 9931537), (7, 2837582), (11, 1805734), (14, 1418791), (22, 902867), (77, 257962), (154, 128981)]