17869918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{42751}}^1$

素因数の和:42783

約数の個数: 16

約数和(自身を含む): 30781440

約数和(自身を除く): 12911522

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 42751, 85502, 470261, 812269, 940522, 1624538, 8934959, 17869918]

約数ペア:

[(1, 17869918), (2, 8934959), (11, 1624538), (19, 940522), (22, 812269), (38, 470261), (209, 85502), (418, 42751)]