19707552

素因数分解:

$2^5\times 3^2\times {\mathrm{41}}^1\times {\mathrm{1669}}^1$

素因数の和:1726

約数の個数: 72

約数和(自身を含む): 57444660

約数和(自身を除く): 37737108

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 72, 82, 96, 123, 144, 164, 246, 288, 328, 369, 492, 656, 738, 984, 1312, 1476, 1669, 1968, 2952, 3338, 3936, 5007, 5904, 6676, 10014, 11808, 13352, 15021, 20028, 26704, 30042, 40056, 53408, 60084, 68429, 80112, 120168, 136858, 160224, 205287, 240336, 273716, 410574, 480672, 547432, 615861, 821148, 1094864, 1231722, 1642296, 2189728, 2463444, 3284592, 4926888, 6569184, 9853776, 19707552]

約数ペア:

[(1, 19707552), (2, 9853776), (3, 6569184), (4, 4926888), (6, 3284592), (8, 2463444), (9, 2189728), (12, 1642296), (16, 1231722), (18, 1094864), (24, 821148), (32, 615861), (36, 547432), (41, 480672), (48, 410574), (72, 273716), (82, 240336), (96, 205287), (123, 160224), (144, 136858), (164, 120168), (246, 80112), (288, 68429), (328, 60084), (369, 53408), (492, 40056), (656, 30042), (738, 26704), (984, 20028), (1312, 15021), (1476, 13352), (1669, 11808), (1968, 10014), (2952, 6676), (3338, 5904), (3936, 5007)]