19923456

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:154

約数の個数: 160

約数和(自身を含む): 64817280

約数和(自身を除く): 44893824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 51, 56, 64, 68, 84, 96, 102, 109, 112, 119, 128, 136, 168, 192, 204, 218, 224, 238, 256, 272, 327, 336, 357, 384, 408, 436, 448, 476, 512, 544, 654, 672, 714, 763, 768, 816, 872, 896, 952, 1088, 1308, 1344, 1428, 1526, 1536, 1632, 1744, 1792, 1853, 1904, 2176, 2289, 2616, 2688, 2856, 3052, 3264, 3488, 3584, 3706, 3808, 4352, 4578, 5232, 5376, 5559, 5712, 6104, 6528, 6976, 7412, 7616, 8704, 9156, 10464, 10752, 11118, 11424, 12208, 12971, 13056, 13952, 14824, 15232, 18312, 20928, 22236, 22848, 24416, 25942, 26112, 27904, 29648, 30464, 36624, 38913, 41856, 44472, 45696, 48832, 51884, 55808, 59296, 60928, 73248, 77826, 83712, 88944, 91392, 97664, 103768, 118592, 146496, 155652, 167424, 177888, 182784, 195328, 207536, 237184, 292992, 311304, 355776, 390656, 415072, 474368, 585984, 622608, 711552, 830144, 948736, 1171968, 1245216, 1423104, 1660288, 2490432, 2846208, 3320576, 4980864, 6641152, 9961728, 19923456]

約数ペア:

[(1, 19923456), (2, 9961728), (3, 6641152), (4, 4980864), (6, 3320576), (7, 2846208), (8, 2490432), (12, 1660288), (14, 1423104), (16, 1245216), (17, 1171968), (21, 948736), (24, 830144), (28, 711552), (32, 622608), (34, 585984), (42, 474368), (48, 415072), (51, 390656), (56, 355776), (64, 311304), (68, 292992), (84, 237184), (96, 207536), (102, 195328), (109, 182784), (112, 177888), (119, 167424), (128, 155652), (136, 146496), (168, 118592), (192, 103768), (204, 97664), (218, 91392), (224, 88944), (238, 83712), (256, 77826), (272, 73248), (327, 60928), (336, 59296), (357, 55808), (384, 51884), (408, 48832), (436, 45696), (448, 44472), (476, 41856), (512, 38913), (544, 36624), (654, 30464), (672, 29648), (714, 27904), (763, 26112), (768, 25942), (816, 24416), (872, 22848), (896, 22236), (952, 20928), (1088, 18312), (1308, 15232), (1344, 14824), (1428, 13952), (1526, 13056), (1536, 12971), (1632, 12208), (1744, 11424), (1792, 11118), (1853, 10752), (1904, 10464), (2176, 9156), (2289, 8704), (2616, 7616), (2688, 7412), (2856, 6976), (3052, 6528), (3264, 6104), (3488, 5712), (3584, 5559), (3706, 5376), (3808, 5232), (4352, 4578)]