19404410

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{353}}^1$

素因数の和:622

約数の個数: 32

約数和(自身を含む): 36702720

約数和(自身を除く): 17298310

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 239, 353, 478, 706, 1195, 1765, 2390, 3530, 5497, 8119, 10994, 16238, 27485, 40595, 54970, 81190, 84367, 168734, 421835, 843670, 1940441, 3880882, 9702205, 19404410]

約数ペア:

[(1, 19404410), (2, 9702205), (5, 3880882), (10, 1940441), (23, 843670), (46, 421835), (115, 168734), (230, 84367), (239, 81190), (353, 54970), (478, 40595), (706, 27485), (1195, 16238), (1765, 10994), (2390, 8119), (3530, 5497)]