19658496

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1$

素因数の和:222

約数の個数: 144

約数和(自身を含む): 61810560

約数和(自身を除く): 42152064

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 32, 33, 39, 44, 48, 52, 64, 66, 78, 88, 96, 104, 128, 132, 143, 156, 176, 179, 192, 208, 256, 264, 286, 312, 352, 358, 384, 416, 429, 528, 537, 572, 624, 704, 716, 768, 832, 858, 1056, 1074, 1144, 1248, 1408, 1432, 1664, 1716, 1969, 2112, 2148, 2288, 2327, 2496, 2816, 2864, 3328, 3432, 3938, 4224, 4296, 4576, 4654, 4992, 5728, 5907, 6864, 6981, 7876, 8448, 8592, 9152, 9308, 9984, 11456, 11814, 13728, 13962, 15752, 17184, 18304, 18616, 22912, 23628, 25597, 27456, 27924, 31504, 34368, 36608, 37232, 45824, 47256, 51194, 54912, 55848, 63008, 68736, 74464, 76791, 94512, 102388, 109824, 111696, 126016, 137472, 148928, 153582, 189024, 204776, 223392, 252032, 297856, 307164, 378048, 409552, 446784, 504064, 595712, 614328, 756096, 819104, 893568, 1228656, 1512192, 1638208, 1787136, 2457312, 3276416, 4914624, 6552832, 9829248, 19658496]

約数ペア:

[(1, 19658496), (2, 9829248), (3, 6552832), (4, 4914624), (6, 3276416), (8, 2457312), (11, 1787136), (12, 1638208), (13, 1512192), (16, 1228656), (22, 893568), (24, 819104), (26, 756096), (32, 614328), (33, 595712), (39, 504064), (44, 446784), (48, 409552), (52, 378048), (64, 307164), (66, 297856), (78, 252032), (88, 223392), (96, 204776), (104, 189024), (128, 153582), (132, 148928), (143, 137472), (156, 126016), (176, 111696), (179, 109824), (192, 102388), (208, 94512), (256, 76791), (264, 74464), (286, 68736), (312, 63008), (352, 55848), (358, 54912), (384, 51194), (416, 47256), (429, 45824), (528, 37232), (537, 36608), (572, 34368), (624, 31504), (704, 27924), (716, 27456), (768, 25597), (832, 23628), (858, 22912), (1056, 18616), (1074, 18304), (1144, 17184), (1248, 15752), (1408, 13962), (1432, 13728), (1664, 11814), (1716, 11456), (1969, 9984), (2112, 9308), (2148, 9152), (2288, 8592), (2327, 8448), (2496, 7876), (2816, 6981), (2864, 6864), (3328, 5907), (3432, 5728), (3938, 4992), (4224, 4654), (4296, 4576)]