1028658156772

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{21049729}}^1$

素因数の和:21050395

約数の個数: 24

約数和(自身を含む): 1897843656800

約数和(自身を除く): 869185500028

約数列:

[1, 2, 4, 19, 38, 76, 643, 1286, 2572, 12217, 24434, 48868, 21049729, 42099458, 84198916, 399944851, 799889702, 1599779404, 13534975747, 27069951494, 54139902988, 257164539193, 514329078386, 1028658156772]

約数ペア:

[(1, 1028658156772), (2, 514329078386), (4, 257164539193), (19, 54139902988), (38, 27069951494), (76, 13534975747), (643, 1599779404), (1286, 799889702), (2572, 399944851), (12217, 84198916), (24434, 42099458), (48868, 21049729)]