19856964

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{27127}}^1$

素因数の和:27195

約数の個数: 24

約数和(自身を含む): 47094208

約数和(自身を除く): 27237244

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 183, 244, 366, 732, 27127, 54254, 81381, 108508, 162762, 325524, 1654747, 3309494, 4964241, 6618988, 9928482, 19856964]

約数ペア:

[(1, 19856964), (2, 9928482), (3, 6618988), (4, 4964241), (6, 3309494), (12, 1654747), (61, 325524), (122, 162762), (183, 108508), (244, 81381), (366, 54254), (732, 27127)]