19986135

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6029}}^1$

素因数の和:6067

約数の個数: 32

約数和(自身を含む): 36469440

約数和(自身を除く): 16483305

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 6029, 18087, 30145, 78377, 90435, 102493, 235131, 307479, 391885, 512465, 1175655, 1332409, 1537395, 3997227, 6662045, 19986135]

約数ペア:

[(1, 19986135), (3, 6662045), (5, 3997227), (13, 1537395), (15, 1332409), (17, 1175655), (39, 512465), (51, 391885), (65, 307479), (85, 235131), (195, 102493), (221, 90435), (255, 78377), (663, 30145), (1105, 18087), (3315, 6029)]