20187193312

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{2477}}^1$

素因数の和:2661

約数の個数: 144

約数和(自身を含む): 47310035472

約数和(自身を除く): 27122842160

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 137, 143, 169, 176, 208, 274, 286, 338, 352, 416, 548, 572, 676, 1096, 1144, 1352, 1507, 1781, 1859, 2192, 2288, 2477, 2704, 3014, 3562, 3718, 4384, 4576, 4954, 5408, 6028, 7124, 7436, 9908, 12056, 14248, 14872, 19591, 19816, 23153, 24112, 27247, 28496, 29744, 32201, 39182, 39632, 46306, 48224, 54494, 56992, 59488, 64402, 78364, 79264, 92612, 108988, 128804, 156728, 185224, 217976, 254683, 257608, 313456, 339349, 354211, 370448, 418613, 435952, 509366, 515216, 626912, 678698, 708422, 740896, 837226, 871904, 1018732, 1030432, 1357396, 1416844, 1674452, 2037464, 2714792, 2833688, 3348904, 3732839, 4074928, 4411537, 4604743, 5429584, 5667376, 6697808, 7465678, 8149856, 8823074, 9209486, 10859168, 11334752, 13395616, 14931356, 17646148, 18418972, 29862712, 35292296, 36837944, 48526907, 57349981, 59725424, 70584592, 73675888, 97053814, 114699962, 119450848, 141169184, 147351776, 194107628, 229399924, 388215256, 458799848, 630849791, 776430512, 917599696, 1261699582, 1552861024, 1835199392, 2523399164, 5046798328, 10093596656, 20187193312]

約数ペア:

[(1, 20187193312), (2, 10093596656), (4, 5046798328), (8, 2523399164), (11, 1835199392), (13, 1552861024), (16, 1261699582), (22, 917599696), (26, 776430512), (32, 630849791), (44, 458799848), (52, 388215256), (88, 229399924), (104, 194107628), (137, 147351776), (143, 141169184), (169, 119450848), (176, 114699962), (208, 97053814), (274, 73675888), (286, 70584592), (338, 59725424), (352, 57349981), (416, 48526907), (548, 36837944), (572, 35292296), (676, 29862712), (1096, 18418972), (1144, 17646148), (1352, 14931356), (1507, 13395616), (1781, 11334752), (1859, 10859168), (2192, 9209486), (2288, 8823074), (2477, 8149856), (2704, 7465678), (3014, 6697808), (3562, 5667376), (3718, 5429584), (4384, 4604743), (4576, 4411537), (4954, 4074928), (5408, 3732839), (6028, 3348904), (7124, 2833688), (7436, 2714792), (9908, 2037464), (12056, 1674452), (14248, 1416844), (14872, 1357396), (19591, 1030432), (19816, 1018732), (23153, 871904), (24112, 837226), (27247, 740896), (28496, 708422), (29744, 678698), (32201, 626912), (39182, 515216), (39632, 509366), (46306, 435952), (48224, 418613), (54494, 370448), (56992, 354211), (59488, 339349), (64402, 313456), (78364, 257608), (79264, 254683), (92612, 217976), (108988, 185224), (128804, 156728)]