19715876

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{223}}^1$

素因数の和:312

約数の個数: 36

約数和(自身を含む): 37368576

約数和(自身を除く): 17652700

約数列:

[1, 2, 4, 23, 31, 46, 62, 92, 124, 223, 446, 713, 892, 961, 1426, 1922, 2852, 3844, 5129, 6913, 10258, 13826, 20516, 22103, 27652, 44206, 88412, 158999, 214303, 317998, 428606, 635996, 857212, 4928969, 9857938, 19715876]

約数ペア:

[(1, 19715876), (2, 9857938), (4, 4928969), (23, 857212), (31, 635996), (46, 428606), (62, 317998), (92, 214303), (124, 158999), (223, 88412), (446, 44206), (713, 27652), (892, 22103), (961, 20516), (1426, 13826), (1922, 10258), (2852, 6913), (3844, 5129)]