20661036123

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{577721}}^1$

素因数の和:577875

約数の個数: 32

約数和(自身を含む): 34164168192

約数和(自身を除く): 13503132069

約数列:

[1, 3, 7, 13, 21, 39, 91, 131, 273, 393, 917, 1703, 2751, 5109, 11921, 35763, 577721, 1733163, 4044047, 7510373, 12132141, 22531119, 52572611, 75681451, 157717833, 227044353, 529770157, 983858863, 1589310471, 2951576589, 6887012041, 20661036123]

約数ペア:

[(1, 20661036123), (3, 6887012041), (7, 2951576589), (13, 1589310471), (21, 983858863), (39, 529770157), (91, 227044353), (131, 157717833), (273, 75681451), (393, 52572611), (917, 22531119), (1703, 12132141), (2751, 7510373), (5109, 4044047), (11921, 1733163), (35763, 577721)]