20130637712

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{166799}}^1$

素因数の和:167223

約数の個数: 40

約数和(自身を含む): 41159568000

約数和(自身を除く): 21028930288

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 397, 794, 1588, 3176, 6352, 7543, 15086, 30172, 60344, 120688, 166799, 333598, 667196, 1334392, 2668784, 3169181, 6338362, 12676724, 25353448, 50706896, 66219203, 132438406, 264876812, 529753624, 1059507248, 1258164857, 2516329714, 5032659428, 10065318856, 20130637712]

約数ペア:

[(1, 20130637712), (2, 10065318856), (4, 5032659428), (8, 2516329714), (16, 1258164857), (19, 1059507248), (38, 529753624), (76, 264876812), (152, 132438406), (304, 66219203), (397, 50706896), (794, 25353448), (1588, 12676724), (3176, 6338362), (6352, 3169181), (7543, 2668784), (15086, 1334392), (30172, 667196), (60344, 333598), (120688, 166799)]