19313253

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2131}}^1$

素因数の和:2209

約数の個数: 24

約数和(自身を含む): 29933280

約数和(自身を除く): 10620027

約数列:

[1, 3, 9, 19, 53, 57, 159, 171, 477, 1007, 2131, 3021, 6393, 9063, 19179, 40489, 112943, 121467, 338829, 364401, 1016487, 2145917, 6437751, 19313253]

約数ペア:

[(1, 19313253), (3, 6437751), (9, 2145917), (19, 1016487), (53, 364401), (57, 338829), (159, 121467), (171, 112943), (477, 40489), (1007, 19179), (2131, 9063), (3021, 6393)]