19123918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{45751}}^1$

素因数の和:45783

約数の個数: 16

約数和(自身を含む): 32941440

約数和(自身を除く): 13817522

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 45751, 91502, 503261, 869269, 1006522, 1738538, 9561959, 19123918]

約数ペア:

[(1, 19123918), (2, 9561959), (11, 1738538), (19, 1006522), (22, 869269), (38, 503261), (209, 91502), (418, 45751)]