20276179

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^2$

素因数の和:255

約数の個数: 24

約数和(自身を含む): 26627328

約数和(自身を除く): 6351149

約数列:

[1, 7, 11, 23, 77, 107, 161, 253, 749, 1177, 1771, 2461, 8239, 11449, 17227, 27071, 80143, 125939, 189497, 263327, 881573, 1843289, 2896597, 20276179]

約数ペア:

[(1, 20276179), (7, 2896597), (11, 1843289), (23, 881573), (77, 263327), (107, 189497), (161, 125939), (253, 80143), (749, 27071), (1177, 17227), (1771, 11449), (2461, 8239)]