20199451293

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{38449}}^1$

素因数の和:38762

約数の個数: 48

約数和(自身を含む): 34549632000

約数和(自身を除く): 14350180707

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 269, 279, 651, 807, 1883, 1953, 2421, 5649, 8339, 16947, 25017, 38449, 58373, 75051, 115347, 175119, 269143, 346041, 525357, 807429, 1191919, 2422287, 3575757, 8343433, 10342781, 10727271, 25030299, 31028343, 72399467, 75090897, 93085029, 217198401, 320626211, 651595203, 961878633, 2244383477, 2885635899, 6733150431, 20199451293]

約数ペア:

[(1, 20199451293), (3, 6733150431), (7, 2885635899), (9, 2244383477), (21, 961878633), (31, 651595203), (63, 320626211), (93, 217198401), (217, 93085029), (269, 75090897), (279, 72399467), (651, 31028343), (807, 25030299), (1883, 10727271), (1953, 10342781), (2421, 8343433), (5649, 3575757), (8339, 2422287), (16947, 1191919), (25017, 807429), (38449, 525357), (58373, 346041), (75051, 269143), (115347, 175119)]