20587730787

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{736249}}^1$

素因数の和:736507

約数の個数: 24

約数和(自身を含む): 32159400000

約数和(自身を除く): 11571669213

約数列:

[1, 3, 9, 13, 39, 117, 239, 717, 2151, 3107, 9321, 27963, 736249, 2208747, 6626241, 9571237, 28713711, 86141133, 175963511, 527890533, 1583671599, 2287525643, 6862576929, 20587730787]

約数ペア:

[(1, 20587730787), (3, 6862576929), (9, 2287525643), (13, 1583671599), (39, 527890533), (117, 175963511), (239, 86141133), (717, 28713711), (2151, 9571237), (3107, 6626241), (9321, 2208747), (27963, 736249)]