19444239

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1307}}^1$

素因数の和:1364

約数の個数: 32

約数和(自身を含む): 31392000

約数和(自身を除く): 11947761

約数列:

[1, 3, 9, 19, 27, 29, 57, 87, 171, 261, 513, 551, 783, 1307, 1653, 3921, 4959, 11763, 14877, 24833, 35289, 37903, 74499, 113709, 223497, 341127, 670491, 720157, 1023381, 2160471, 6481413, 19444239]

約数ペア:

[(1, 19444239), (3, 6481413), (9, 2160471), (19, 1023381), (27, 720157), (29, 670491), (57, 341127), (87, 223497), (171, 113709), (261, 74499), (513, 37903), (551, 35289), (783, 24833), (1307, 14877), (1653, 11763), (3921, 4959)]