20280965299

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{108949}}^1$

素因数の和:109123

約数の個数: 24

約数和(自身を含む): 24592194000

約数和(自身を除く): 4311228701

約数列:

[1, 7, 29, 49, 131, 203, 917, 1421, 3799, 6419, 26593, 108949, 186151, 762643, 3159521, 5338501, 14272319, 22116647, 99906233, 154816529, 413897251, 699343631, 2897280757, 20280965299]

約数ペア:

[(1, 20280965299), (7, 2897280757), (29, 699343631), (49, 413897251), (131, 154816529), (203, 99906233), (917, 22116647), (1421, 14272319), (3799, 5338501), (6419, 3159521), (26593, 762643), (108949, 186151)]