20563162

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{809}}^1$

素因数の和:1061

約数の個数: 16

約数和(自身を含む): 31492800

約数和(自身を除く): 10929638

約数列:

[1, 2, 71, 142, 179, 358, 809, 1618, 12709, 25418, 57439, 114878, 144811, 289622, 10281581, 20563162]

約数ペア:

[(1, 20563162), (2, 10281581), (71, 289622), (142, 144811), (179, 114878), (358, 57439), (809, 25418), (1618, 12709)]