20131784057

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{241861}}^1$

素因数の和:241949

約数の個数: 32

約数和(自身を含む): 26748002304

約数和(自身を除く): 6616218247

約数列:

[1, 7, 11, 23, 47, 77, 161, 253, 329, 517, 1081, 1771, 3619, 7567, 11891, 83237, 241861, 1693027, 2660471, 5562803, 11367467, 18623297, 38939621, 61190833, 79572269, 125042137, 261451741, 428335831, 875294959, 1830162187, 2875969151, 20131784057]

約数ペア:

[(1, 20131784057), (7, 2875969151), (11, 1830162187), (23, 875294959), (47, 428335831), (77, 261451741), (161, 125042137), (253, 79572269), (329, 61190833), (517, 38939621), (1081, 18623297), (1771, 11367467), (3619, 5562803), (7567, 2660471), (11891, 1693027), (83237, 241861)]