18931536

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{3371}}^1$

素因数の和:3401

約数の個数: 80

約数和(自身を含む): 58537920

約数和(自身を除く): 39606384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 3371, 5616, 6742, 10113, 13484, 20226, 26968, 30339, 40452, 43823, 53936, 60678, 80904, 87646, 91017, 121356, 131469, 161808, 175292, 182034, 242712, 262938, 350584, 364068, 394407, 485424, 525876, 701168, 728136, 788814, 1051752, 1183221, 1456272, 1577628, 2103504, 2366442, 3155256, 4732884, 6310512, 9465768, 18931536]

約数ペア:

[(1, 18931536), (2, 9465768), (3, 6310512), (4, 4732884), (6, 3155256), (8, 2366442), (9, 2103504), (12, 1577628), (13, 1456272), (16, 1183221), (18, 1051752), (24, 788814), (26, 728136), (27, 701168), (36, 525876), (39, 485424), (48, 394407), (52, 364068), (54, 350584), (72, 262938), (78, 242712), (104, 182034), (108, 175292), (117, 161808), (144, 131469), (156, 121356), (208, 91017), (216, 87646), (234, 80904), (312, 60678), (351, 53936), (432, 43823), (468, 40452), (624, 30339), (702, 26968), (936, 20226), (1404, 13484), (1872, 10113), (2808, 6742), (3371, 5616)]