19704356

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{4723}}^1$

素因数の和:4883

約数の個数: 24

約数和(自身を含む): 39681600

約数和(自身を除く): 19977244

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 4723, 9446, 18892, 33061, 66122, 132244, 703727, 1407454, 2814908, 4926089, 9852178, 19704356]

約数ペア:

[(1, 19704356), (2, 9852178), (4, 4926089), (7, 2814908), (14, 1407454), (28, 703727), (149, 132244), (298, 66122), (596, 33061), (1043, 18892), (2086, 9446), (4172, 4723)]