20347960339

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{15313}}^1$

素因数の和:15539

約数の個数: 32

約数和(自身を含む): 24972846080

約数和(自身を除く): 4624885741

約数列:

[1, 7, 19, 97, 103, 133, 679, 721, 1843, 1957, 9991, 12901, 13699, 15313, 69937, 107191, 189829, 290947, 1328803, 1485361, 1577239, 2036629, 10397527, 11040673, 28221859, 29967541, 152992183, 197553013, 209772787, 1070945281, 2906851477, 20347960339]

約数ペア:

[(1, 20347960339), (7, 2906851477), (19, 1070945281), (97, 209772787), (103, 197553013), (133, 152992183), (679, 29967541), (721, 28221859), (1843, 11040673), (1957, 10397527), (9991, 2036629), (12901, 1577239), (13699, 1485361), (15313, 1328803), (69937, 290947), (107191, 189829)]