19782344

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{130147}}^1$

素因数の和:130172

約数の個数: 16

約数和(自身を含む): 39044400

約数和(自身を除く): 19262056

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 130147, 260294, 520588, 1041176, 2472793, 4945586, 9891172, 19782344]

約数ペア:

[(1, 19782344), (2, 9891172), (4, 4945586), (8, 2472793), (19, 1041176), (38, 520588), (76, 260294), (152, 130147)]