19614393

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{2351}}^1$

素因数の和:2466

約数の個数: 20

約数和(自身を含む): 29597568

約数和(自身を除く): 9983175

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 2351, 2781, 7053, 8343, 21159, 63477, 190431, 242153, 726459, 2179377, 6538131, 19614393]

約数ペア:

[(1, 19614393), (3, 6538131), (9, 2179377), (27, 726459), (81, 242153), (103, 190431), (309, 63477), (927, 21159), (2351, 8343), (2781, 7053)]