20129114291

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{24989}}^1$

素因数の和:25187

約数の個数: 32

約数和(自身を含む): 24383842560

約数和(自身を除く): 4254728269

約数列:

[1, 11, 13, 43, 131, 143, 473, 559, 1441, 1703, 5633, 6149, 18733, 24989, 61963, 73229, 274879, 324857, 805519, 1074527, 3273559, 3573427, 11819797, 13968851, 36009149, 42556267, 140763037, 153657361, 468118937, 1548393407, 1829919481, 20129114291]

約数ペア:

[(1, 20129114291), (11, 1829919481), (13, 1548393407), (43, 468118937), (131, 153657361), (143, 140763037), (473, 42556267), (559, 36009149), (1441, 13968851), (1703, 11819797), (5633, 3573427), (6149, 3273559), (18733, 1074527), (24989, 805519), (61963, 324857), (73229, 274879)]