18508728010

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2089}}^1\times {\mathrm{12479}}^1$

素因数の和:14646

約数の個数: 32

約数和(自身を含む): 33803827200

約数和(自身を除く): 15295099190

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 2089, 4178, 10445, 12479, 20890, 24958, 62395, 124790, 148319, 296638, 741595, 886009, 1483190, 1772018, 4430045, 8860090, 26068631, 52137262, 130343155, 260686310, 1850872801, 3701745602, 9254364005, 18508728010]

約数ペア:

[(1, 18508728010), (2, 9254364005), (5, 3701745602), (10, 1850872801), (71, 260686310), (142, 130343155), (355, 52137262), (710, 26068631), (2089, 8860090), (4178, 4430045), (10445, 1772018), (12479, 1483190), (20890, 886009), (24958, 741595), (62395, 296638), (124790, 148319)]