20199578493

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{389}}^1\times {\mathrm{1451}}^1$

素因数の和:2073

約数の個数: 32

約数和(自身を含む): 27543859200

約数和(自身を除く): 7344280707

約数列:

[1, 3, 79, 151, 237, 389, 453, 1167, 1451, 4353, 11929, 30731, 35787, 58739, 92193, 114629, 176217, 219101, 343887, 564439, 657303, 1693317, 4640381, 13921143, 17308979, 44590681, 51926937, 85230289, 133772043, 255690867, 6733192831, 20199578493]

約数ペア:

[(1, 20199578493), (3, 6733192831), (79, 255690867), (151, 133772043), (237, 85230289), (389, 51926937), (453, 44590681), (1167, 17308979), (1451, 13921143), (4353, 4640381), (11929, 1693317), (30731, 657303), (35787, 564439), (58739, 343887), (92193, 219101), (114629, 176217)]