17920173

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 26812800

約数和(自身を除く): 8892627

約数列:

[1, 3, 19, 29, 37, 57, 87, 111, 293, 551, 703, 879, 1073, 1653, 2109, 3219, 5567, 8497, 10841, 16701, 20387, 25491, 32523, 61161, 161443, 205979, 314389, 484329, 617937, 943167, 5973391, 17920173]

約数ペア:

[(1, 17920173), (3, 5973391), (19, 943167), (29, 617937), (37, 484329), (57, 314389), (87, 205979), (111, 161443), (293, 61161), (551, 32523), (703, 25491), (879, 20387), (1073, 16701), (1653, 10841), (2109, 8497), (3219, 5567)]