1806789712

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:381

約数の個数: 160

約数和(自身を含む): 4439715840

約数和(自身を除く): 2632926128

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 73, 89, 91, 104, 112, 146, 178, 182, 191, 208, 292, 356, 364, 382, 511, 584, 623, 712, 728, 764, 949, 1022, 1157, 1168, 1246, 1337, 1424, 1456, 1528, 1898, 2044, 2314, 2483, 2492, 2674, 3056, 3796, 4088, 4628, 4966, 4984, 5348, 6497, 6643, 7592, 8099, 8176, 9256, 9932, 9968, 10696, 12994, 13286, 13943, 15184, 16198, 16999, 17381, 18512, 19864, 21392, 25988, 26572, 27886, 32396, 33998, 34762, 39728, 45479, 51976, 53144, 55772, 64792, 67996, 69524, 84461, 90958, 97601, 103952, 106288, 111544, 118993, 129584, 135992, 139048, 168922, 181259, 181916, 195202, 220987, 223088, 237986, 271984, 278096, 337844, 362518, 363832, 390404, 441974, 475972, 591227, 675688, 725036, 727664, 780808, 883948, 951944, 1182454, 1240927, 1268813, 1351376, 1450072, 1546909, 1561616, 1767896, 1903888, 2364908, 2481854, 2537626, 2900144, 3093818, 3535792, 4729816, 4963708, 5075252, 6187636, 8686489, 9459632, 9927416, 10150504, 12375272, 16132051, 17372978, 19854832, 20301008, 24750544, 32264102, 34745956, 64528204, 69491912, 112924357, 129056408, 138983824, 225848714, 258112816, 451697428, 903394856, 1806789712]

約数ペア:

[(1, 1806789712), (2, 903394856), (4, 451697428), (7, 258112816), (8, 225848714), (13, 138983824), (14, 129056408), (16, 112924357), (26, 69491912), (28, 64528204), (52, 34745956), (56, 32264102), (73, 24750544), (89, 20301008), (91, 19854832), (104, 17372978), (112, 16132051), (146, 12375272), (178, 10150504), (182, 9927416), (191, 9459632), (208, 8686489), (292, 6187636), (356, 5075252), (364, 4963708), (382, 4729816), (511, 3535792), (584, 3093818), (623, 2900144), (712, 2537626), (728, 2481854), (764, 2364908), (949, 1903888), (1022, 1767896), (1157, 1561616), (1168, 1546909), (1246, 1450072), (1337, 1351376), (1424, 1268813), (1456, 1240927), (1528, 1182454), (1898, 951944), (2044, 883948), (2314, 780808), (2483, 727664), (2492, 725036), (2674, 675688), (3056, 591227), (3796, 475972), (4088, 441974), (4628, 390404), (4966, 363832), (4984, 362518), (5348, 337844), (6497, 278096), (6643, 271984), (7592, 237986), (8099, 223088), (8176, 220987), (9256, 195202), (9932, 181916), (9968, 181259), (10696, 168922), (12994, 139048), (13286, 135992), (13943, 129584), (15184, 118993), (16198, 111544), (16999, 106288), (17381, 103952), (18512, 97601), (19864, 90958), (21392, 84461), (25988, 69524), (26572, 67996), (27886, 64792), (32396, 55772), (33998, 53144), (34762, 51976), (39728, 45479)]