20534553

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19501}}^1$

素因数の和:19526

約数の個数: 20

約数和(自身を含む): 33036388

約数和(自身を除く): 12501835

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 19501, 58503, 175509, 253513, 526527, 760539, 1579581, 2281617, 6844851, 20534553]

約数ペア:

[(1, 20534553), (3, 6844851), (9, 2281617), (13, 1579581), (27, 760539), (39, 526527), (81, 253513), (117, 175509), (351, 58503), (1053, 19501)]