19681378703

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8704723}}^1$

素因数の和:8704766

約数の個数: 16

約数和(自身を含む): 25069605120

約数和(自身を除く): 5388226417

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 8704723, 60933061, 147980291, 165389737, 1035862037, 1157728159, 2811625529, 19681378703]

約数ペア:

[(1, 19681378703), (7, 2811625529), (17, 1157728159), (19, 1035862037), (119, 165389737), (133, 147980291), (323, 60933061), (2261, 8704723)]