19513048

素因数分解:

$2^3\times {\mathrm{41}}^2\times {\mathrm{1451}}^1$

素因数の和:1539

約数の個数: 24

約数和(自身を含む): 37526940

約数和(自身を除く): 18013892

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 1451, 1681, 2902, 3362, 5804, 6724, 11608, 13448, 59491, 118982, 237964, 475928, 2439131, 4878262, 9756524, 19513048]

約数ペア:

[(1, 19513048), (2, 9756524), (4, 4878262), (8, 2439131), (41, 475928), (82, 237964), (164, 118982), (328, 59491), (1451, 13448), (1681, 11608), (2902, 6724), (3362, 5804)]