18718128

素因数分解:

$2^4\times 3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:145

約数の個数: 200

約数和(自身を含む): 64277136

約数和(自身を除く): 45559008

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 27, 33, 36, 39, 44, 48, 52, 54, 66, 72, 78, 81, 88, 99, 101, 104, 108, 117, 132, 143, 144, 156, 162, 176, 198, 202, 208, 216, 234, 264, 286, 297, 303, 312, 324, 351, 396, 404, 429, 432, 468, 528, 572, 594, 606, 624, 648, 702, 792, 808, 858, 891, 909, 936, 1053, 1111, 1144, 1188, 1212, 1287, 1296, 1313, 1404, 1584, 1616, 1716, 1782, 1818, 1872, 2106, 2222, 2288, 2376, 2424, 2574, 2626, 2727, 2808, 3333, 3432, 3564, 3636, 3861, 3939, 4212, 4444, 4752, 4848, 5148, 5252, 5454, 5616, 6666, 6864, 7128, 7272, 7722, 7878, 8181, 8424, 8888, 9999, 10296, 10504, 10908, 11583, 11817, 13332, 14256, 14443, 14544, 15444, 15756, 16362, 16848, 17776, 19998, 20592, 21008, 21816, 23166, 23634, 26664, 28886, 29997, 30888, 31512, 32724, 35451, 39996, 43329, 43632, 46332, 47268, 53328, 57772, 59994, 61776, 63024, 65448, 70902, 79992, 86658, 89991, 92664, 94536, 106353, 115544, 119988, 129987, 130896, 141804, 159984, 173316, 179982, 185328, 189072, 212706, 231088, 239976, 259974, 283608, 346632, 359964, 389961, 425412, 479952, 519948, 567216, 693264, 719928, 779922, 850824, 1039896, 1169883, 1439856, 1559844, 1701648, 2079792, 2339766, 3119688, 4679532, 6239376, 9359064, 18718128]

約数ペア:

[(1, 18718128), (2, 9359064), (3, 6239376), (4, 4679532), (6, 3119688), (8, 2339766), (9, 2079792), (11, 1701648), (12, 1559844), (13, 1439856), (16, 1169883), (18, 1039896), (22, 850824), (24, 779922), (26, 719928), (27, 693264), (33, 567216), (36, 519948), (39, 479952), (44, 425412), (48, 389961), (52, 359964), (54, 346632), (66, 283608), (72, 259974), (78, 239976), (81, 231088), (88, 212706), (99, 189072), (101, 185328), (104, 179982), (108, 173316), (117, 159984), (132, 141804), (143, 130896), (144, 129987), (156, 119988), (162, 115544), (176, 106353), (198, 94536), (202, 92664), (208, 89991), (216, 86658), (234, 79992), (264, 70902), (286, 65448), (297, 63024), (303, 61776), (312, 59994), (324, 57772), (351, 53328), (396, 47268), (404, 46332), (429, 43632), (432, 43329), (468, 39996), (528, 35451), (572, 32724), (594, 31512), (606, 30888), (624, 29997), (648, 28886), (702, 26664), (792, 23634), (808, 23166), (858, 21816), (891, 21008), (909, 20592), (936, 19998), (1053, 17776), (1111, 16848), (1144, 16362), (1188, 15756), (1212, 15444), (1287, 14544), (1296, 14443), (1313, 14256), (1404, 13332), (1584, 11817), (1616, 11583), (1716, 10908), (1782, 10504), (1818, 10296), (1872, 9999), (2106, 8888), (2222, 8424), (2288, 8181), (2376, 7878), (2424, 7722), (2574, 7272), (2626, 7128), (2727, 6864), (2808, 6666), (3333, 5616), (3432, 5454), (3564, 5252), (3636, 5148), (3861, 4848), (3939, 4752), (4212, 4444)]