19081616

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 60

約数和(自身を含む): 41002956

約数和(自身を除く): 21921340

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 73, 124, 136, 146, 248, 272, 292, 496, 527, 584, 961, 1054, 1168, 1241, 1922, 2108, 2263, 2482, 3844, 4216, 4526, 4964, 7688, 8432, 9052, 9928, 15376, 16337, 18104, 19856, 32674, 36208, 38471, 65348, 70153, 76942, 130696, 140306, 153884, 261392, 280612, 307768, 561224, 615536, 1122448, 1192601, 2385202, 4770404, 9540808, 19081616]

約数ペア:

[(1, 19081616), (2, 9540808), (4, 4770404), (8, 2385202), (16, 1192601), (17, 1122448), (31, 615536), (34, 561224), (62, 307768), (68, 280612), (73, 261392), (124, 153884), (136, 140306), (146, 130696), (248, 76942), (272, 70153), (292, 65348), (496, 38471), (527, 36208), (584, 32674), (961, 19856), (1054, 18104), (1168, 16337), (1241, 15376), (1922, 9928), (2108, 9052), (2263, 8432), (2482, 7688), (3844, 4964), (4216, 4526)]