18396826

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:179

約数の個数: 64

約数和(自身を含む): 36126720

約数和(自身を除く): 17729894

約数列:

[1, 2, 7, 14, 19, 23, 31, 38, 46, 62, 97, 133, 161, 194, 217, 266, 322, 434, 437, 589, 679, 713, 874, 1178, 1358, 1426, 1843, 2231, 3007, 3059, 3686, 4123, 4462, 4991, 6014, 6118, 8246, 9982, 12901, 13547, 15617, 21049, 25802, 27094, 31234, 42098, 42389, 57133, 69161, 84778, 94829, 114266, 138322, 189658, 296723, 399931, 484127, 593446, 799862, 968254, 1314059, 2628118, 9198413, 18396826]

約数ペア:

[(1, 18396826), (2, 9198413), (7, 2628118), (14, 1314059), (19, 968254), (23, 799862), (31, 593446), (38, 484127), (46, 399931), (62, 296723), (97, 189658), (133, 138322), (161, 114266), (194, 94829), (217, 84778), (266, 69161), (322, 57133), (434, 42389), (437, 42098), (589, 31234), (679, 27094), (713, 25802), (874, 21049), (1178, 15617), (1358, 13547), (1426, 12901), (1843, 9982), (2231, 8246), (3007, 6118), (3059, 6014), (3686, 4991), (4123, 4462)]