20823462715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1\times {\mathrm{12161}}^1$

素因数の和:12531

約数の個数: 32

約数和(自身を含む): 27572908032

約数和(自身を除く): 6749445317

約数列:

[1, 5, 11, 55, 163, 191, 815, 955, 1793, 2101, 8965, 10505, 12161, 31133, 60805, 133771, 155665, 342463, 668855, 1712315, 1982243, 2322751, 9911215, 11613755, 21804673, 25550261, 109023365, 127751305, 378608413, 1893042065, 4164692543, 20823462715]

約数ペア:

[(1, 20823462715), (5, 4164692543), (11, 1893042065), (55, 378608413), (163, 127751305), (191, 109023365), (815, 25550261), (955, 21804673), (1793, 11613755), (2101, 9911215), (8965, 2322751), (10505, 1982243), (12161, 1712315), (31133, 668855), (60805, 342463), (133771, 155665)]