2019077619

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{419}}^1\times {\mathrm{787}}^1$

素因数の和:1379

約数の個数: 32

約数和(自身を含む): 2928334080

約数和(自身を除く): 909256461

約数列:

[1, 3, 13, 39, 157, 419, 471, 787, 1257, 2041, 2361, 5447, 6123, 10231, 16341, 30693, 65783, 123559, 197349, 329753, 370677, 855179, 989259, 1606267, 2565537, 4286789, 4818801, 12860367, 51771221, 155313663, 673025873, 2019077619]

約数ペア:

[(1, 2019077619), (3, 673025873), (13, 155313663), (39, 51771221), (157, 12860367), (419, 4818801), (471, 4286789), (787, 2565537), (1257, 1606267), (2041, 989259), (2361, 855179), (5447, 370677), (6123, 329753), (10231, 197349), (16341, 123559), (30693, 65783)]