20104691997

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{152381}}^1$

素因数の和:152613

約数の個数: 32

約数和(自身を含む): 30720211200

約数和(自身を除く): 10615519203

約数列:

[1, 3, 13, 17, 39, 51, 199, 221, 597, 663, 2587, 3383, 7761, 10149, 43979, 131937, 152381, 457143, 1980953, 2590477, 5942859, 7771431, 30323819, 33676201, 90971457, 101028603, 394209647, 515504923, 1182628941, 1546514769, 6701563999, 20104691997]

約数ペア:

[(1, 20104691997), (3, 6701563999), (13, 1546514769), (17, 1182628941), (39, 515504923), (51, 394209647), (199, 101028603), (221, 90971457), (597, 33676201), (663, 30323819), (2587, 7771431), (3383, 5942859), (7761, 2590477), (10149, 1980953), (43979, 457143), (131937, 152381)]