20804910724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{2113}}^1\times {\mathrm{189349}}^1$

素因数の和:191479

約数の個数: 24

約数和(自身を含む): 39228018200

約数和(自身を除く): 18423107476

約数列:

[1, 2, 4, 13, 26, 52, 2113, 4226, 8452, 27469, 54938, 109876, 189349, 378698, 757396, 2461537, 4923074, 9846148, 400094437, 800188874, 1600377748, 5201227681, 10402455362, 20804910724]

約数ペア:

[(1, 20804910724), (2, 10402455362), (4, 5201227681), (13, 1600377748), (26, 800188874), (52, 400094437), (2113, 9846148), (4226, 4923074), (8452, 2461537), (27469, 757396), (54938, 378698), (109876, 189349)]