20208736

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:335

約数の個数: 48

約数和(自身を含む): 41510448

約数和(自身を除く): 21301712

約数列:

[1, 2, 4, 8, 16, 32, 41, 73, 82, 146, 164, 211, 292, 328, 422, 584, 656, 844, 1168, 1312, 1688, 2336, 2993, 3376, 5986, 6752, 8651, 11972, 15403, 17302, 23944, 30806, 34604, 47888, 61612, 69208, 95776, 123224, 138416, 246448, 276832, 492896, 631523, 1263046, 2526092, 5052184, 10104368, 20208736]

約数ペア:

[(1, 20208736), (2, 10104368), (4, 5052184), (8, 2526092), (16, 1263046), (32, 631523), (41, 492896), (73, 276832), (82, 246448), (146, 138416), (164, 123224), (211, 95776), (292, 69208), (328, 61612), (422, 47888), (584, 34604), (656, 30806), (844, 23944), (1168, 17302), (1312, 15403), (1688, 11972), (2336, 8651), (2993, 6752), (3376, 5986)]