20195100618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{241}}^1\times {\mathrm{1499}}^1$

素因数の和:1785

約数の個数: 128

約数和(自身を含む): 51017472000

約数和(自身を除く): 30822371382

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 121, 154, 231, 241, 242, 363, 462, 482, 723, 726, 847, 1331, 1446, 1499, 1687, 1694, 2541, 2651, 2662, 2998, 3374, 3993, 4497, 5061, 5082, 5302, 7953, 7986, 8994, 9317, 10122, 10493, 15906, 16489, 18557, 18634, 20986, 27951, 29161, 31479, 32978, 37114, 49467, 55671, 55902, 58322, 62958, 87483, 98934, 111342, 115423, 174966, 181379, 204127, 230846, 320771, 346269, 361259, 362758, 408254, 544137, 612381, 641542, 692538, 722518, 962313, 1083777, 1088274, 1224762, 1269653, 1924626, 1995169, 2167554, 2245397, 2528813, 2539306, 3808959, 3973849, 3990338, 4490794, 5057626, 5985507, 6736191, 7586439, 7617918, 7947698, 11921547, 11971014, 13472382, 13966183, 15172878, 23843094, 27816943, 27932366, 41898549, 43712339, 55633886, 83450829, 83797098, 87424678, 131137017, 166901658, 262274034, 305986373, 480835729, 611972746, 917959119, 961671458, 1442507187, 1835918238, 2885014374, 3365850103, 6731700206, 10097550309, 20195100618]

約数ペア:

[(1, 20195100618), (2, 10097550309), (3, 6731700206), (6, 3365850103), (7, 2885014374), (11, 1835918238), (14, 1442507187), (21, 961671458), (22, 917959119), (33, 611972746), (42, 480835729), (66, 305986373), (77, 262274034), (121, 166901658), (154, 131137017), (231, 87424678), (241, 83797098), (242, 83450829), (363, 55633886), (462, 43712339), (482, 41898549), (723, 27932366), (726, 27816943), (847, 23843094), (1331, 15172878), (1446, 13966183), (1499, 13472382), (1687, 11971014), (1694, 11921547), (2541, 7947698), (2651, 7617918), (2662, 7586439), (2998, 6736191), (3374, 5985507), (3993, 5057626), (4497, 4490794), (5061, 3990338), (5082, 3973849), (5302, 3808959), (7953, 2539306), (7986, 2528813), (8994, 2245397), (9317, 2167554), (10122, 1995169), (10493, 1924626), (15906, 1269653), (16489, 1224762), (18557, 1088274), (18634, 1083777), (20986, 962313), (27951, 722518), (29161, 692538), (31479, 641542), (32978, 612381), (37114, 544137), (49467, 408254), (55671, 362758), (55902, 361259), (58322, 346269), (62958, 320771), (87483, 230846), (98934, 204127), (111342, 181379), (115423, 174966)]