12778892

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{19843}}^1$

素因数の和:19877

約数の個数: 24

約数和(自身を含む): 26670336

約数和(自身を除く): 13891444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 19843, 39686, 79372, 138901, 277802, 456389, 555604, 912778, 1825556, 3194723, 6389446, 12778892]

約数ペア:

[(1, 12778892), (2, 6389446), (4, 3194723), (7, 1825556), (14, 912778), (23, 555604), (28, 456389), (46, 277802), (92, 138901), (161, 79372), (322, 39686), (644, 19843)]