20830487041

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{12967}}^1$

素因数の和:13253

約数の個数: 32

約数和(自身を含む): 26027294720

約数和(自身を除く): 5196807679

約数列:

[1, 7, 13, 91, 127, 139, 889, 973, 1651, 1807, 11557, 12649, 12967, 17653, 90769, 123571, 168571, 229489, 1179997, 1606423, 1646809, 1802413, 11527663, 12616891, 21408517, 23431369, 149859619, 164019583, 228906451, 1602345157, 2975783863, 20830487041]

約数ペア:

[(1, 20830487041), (7, 2975783863), (13, 1602345157), (91, 228906451), (127, 164019583), (139, 149859619), (889, 23431369), (973, 21408517), (1651, 12616891), (1807, 11527663), (11557, 1802413), (12649, 1646809), (12967, 1606423), (17653, 1179997), (90769, 229489), (123571, 168571)]