19687227

素因数分解:

$3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{5419}}^1$

素因数の和:5602

約数の個数: 16

約数和(自身を含む): 30178560

約数和(自身を除く): 10491333

約数列:

[1, 3, 7, 21, 173, 519, 1211, 3633, 5419, 16257, 37933, 113799, 937487, 2812461, 6562409, 19687227]

約数ペア:

[(1, 19687227), (3, 6562409), (7, 2812461), (21, 937487), (173, 113799), (519, 37933), (1211, 16257), (3633, 5419)]