20168020917

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{571}}^1\times {\mathrm{6047}}^1$

素因数の和:6694

約数の個数: 48

約数和(自身を含む): 32380508160

約数和(自身を除く): 12212487243

約数列:

[1, 3, 9, 11, 33, 59, 99, 177, 531, 571, 649, 1713, 1947, 5139, 5841, 6047, 6281, 18141, 18843, 33689, 54423, 56529, 66517, 101067, 199551, 303201, 356773, 370579, 598653, 1070319, 1111737, 3210957, 3335211, 3452837, 3924503, 10358511, 11773509, 31075533, 35320527, 37981207, 113943621, 203717383, 341830863, 611152149, 1833456447, 2240891213, 6722673639, 20168020917]

約数ペア:

[(1, 20168020917), (3, 6722673639), (9, 2240891213), (11, 1833456447), (33, 611152149), (59, 341830863), (99, 203717383), (177, 113943621), (531, 37981207), (571, 35320527), (649, 31075533), (1713, 11773509), (1947, 10358511), (5139, 3924503), (5841, 3452837), (6047, 3335211), (6281, 3210957), (18141, 1111737), (18843, 1070319), (33689, 598653), (54423, 370579), (56529, 356773), (66517, 303201), (101067, 199551)]