389521774

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{56633}}^1$

素因数の和:56835

約数の個数: 16

約数和(自身を含む): 618443280

約数和(自身を除く): 228921506

約数列:

[1, 2, 19, 38, 181, 362, 3439, 6878, 56633, 113266, 1076027, 2152054, 10250573, 20501146, 194760887, 389521774]

約数ペア:

[(1, 389521774), (2, 194760887), (19, 20501146), (38, 10250573), (181, 2152054), (362, 1076027), (3439, 113266), (6878, 56633)]