19743796

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{919}}^1$

素因数の和:1095

約数の個数: 24

約数和(自身を含む): 35703360

約数和(自身を除く): 15959564

約数列:

[1, 2, 4, 41, 82, 131, 164, 262, 524, 919, 1838, 3676, 5371, 10742, 21484, 37679, 75358, 120389, 150716, 240778, 481556, 4935949, 9871898, 19743796]

約数ペア:

[(1, 19743796), (2, 9871898), (4, 4935949), (41, 481556), (82, 240778), (131, 150716), (164, 120389), (262, 75358), (524, 37679), (919, 21484), (1838, 10742), (3676, 5371)]