19597731

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{1061}}^1$

素因数の和:1242

約数の個数: 16

約数和(自身を含む): 26915328

約数和(自身を除く): 7317597

約数列:

[1, 3, 47, 131, 141, 393, 1061, 3183, 6157, 18471, 49867, 138991, 149601, 416973, 6532577, 19597731]

約数ペア:

[(1, 19597731), (3, 6532577), (47, 416973), (131, 149601), (141, 138991), (393, 49867), (1061, 18471), (3183, 6157)]