81329918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{4583}}^1$

素因数の和:5071

約数の個数: 16

約数和(自身を含む): 128718720

約数和(自身を除く): 47388802

約数列:

[1, 2, 19, 38, 467, 934, 4583, 8873, 9166, 17746, 87077, 174154, 2140261, 4280522, 40664959, 81329918]

約数ペア:

[(1, 81329918), (2, 40664959), (19, 4280522), (38, 2140261), (467, 174154), (934, 87077), (4583, 17746), (8873, 9166)]