18071815531

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1319}}^1\times {\mathrm{2917}}^1$

素因数の和:4315

約数の個数: 32

約数和(自身を含む): 22925675520

約数和(自身を除く): 4853859989

約数列:

[1, 7, 11, 61, 77, 427, 671, 1319, 2917, 4697, 9233, 14509, 20419, 32087, 80459, 101563, 177937, 224609, 563213, 885049, 1245559, 1957307, 3847523, 6195343, 13701149, 26932661, 42322753, 234698903, 296259271, 1642892321, 2581687933, 18071815531]

約数ペア:

[(1, 18071815531), (7, 2581687933), (11, 1642892321), (61, 296259271), (77, 234698903), (427, 42322753), (671, 26932661), (1319, 13701149), (2917, 6195343), (4697, 3847523), (9233, 1957307), (14509, 1245559), (20419, 885049), (32087, 563213), (80459, 224609), (101563, 177937)]