20543952

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:149

約数の個数: 160

約数和(自身を含む): 64745856

約数和(自身を除く): 44201904

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 33, 39, 41, 44, 48, 52, 66, 73, 78, 82, 88, 104, 123, 132, 143, 146, 156, 164, 176, 208, 219, 246, 264, 286, 292, 312, 328, 429, 438, 451, 492, 528, 533, 572, 584, 624, 656, 803, 858, 876, 902, 949, 984, 1066, 1144, 1168, 1353, 1599, 1606, 1716, 1752, 1804, 1898, 1968, 2132, 2288, 2409, 2706, 2847, 2993, 3198, 3212, 3432, 3504, 3608, 3796, 4264, 4818, 5412, 5694, 5863, 5986, 6396, 6424, 6864, 7216, 7592, 8528, 8979, 9636, 10439, 10824, 11388, 11726, 11972, 12792, 12848, 15184, 17589, 17958, 19272, 20878, 21648, 22776, 23452, 23944, 25584, 31317, 32923, 35178, 35916, 38544, 38909, 41756, 45552, 46904, 47888, 62634, 65846, 70356, 71832, 77818, 83512, 93808, 98769, 116727, 125268, 131692, 140712, 143664, 155636, 167024, 197538, 233454, 250536, 263384, 281424, 311272, 395076, 427999, 466908, 501072, 526768, 622544, 790152, 855998, 933816, 1283997, 1580304, 1711996, 1867632, 2567994, 3423992, 5135988, 6847984, 10271976, 20543952]

約数ペア:

[(1, 20543952), (2, 10271976), (3, 6847984), (4, 5135988), (6, 3423992), (8, 2567994), (11, 1867632), (12, 1711996), (13, 1580304), (16, 1283997), (22, 933816), (24, 855998), (26, 790152), (33, 622544), (39, 526768), (41, 501072), (44, 466908), (48, 427999), (52, 395076), (66, 311272), (73, 281424), (78, 263384), (82, 250536), (88, 233454), (104, 197538), (123, 167024), (132, 155636), (143, 143664), (146, 140712), (156, 131692), (164, 125268), (176, 116727), (208, 98769), (219, 93808), (246, 83512), (264, 77818), (286, 71832), (292, 70356), (312, 65846), (328, 62634), (429, 47888), (438, 46904), (451, 45552), (492, 41756), (528, 38909), (533, 38544), (572, 35916), (584, 35178), (624, 32923), (656, 31317), (803, 25584), (858, 23944), (876, 23452), (902, 22776), (949, 21648), (984, 20878), (1066, 19272), (1144, 17958), (1168, 17589), (1353, 15184), (1599, 12848), (1606, 12792), (1716, 11972), (1752, 11726), (1804, 11388), (1898, 10824), (1968, 10439), (2132, 9636), (2288, 8979), (2409, 8528), (2706, 7592), (2847, 7216), (2993, 6864), (3198, 6424), (3212, 6396), (3432, 5986), (3504, 5863), (3608, 5694), (3796, 5412), (4264, 4818)]