20748319956

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{487187}}^1$

素因数の和:487230

約数の個数: 108

約数和(自身を含む): 64905134112

約数和(自身を除く): 44156814156

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 169, 182, 234, 252, 273, 338, 364, 468, 507, 546, 676, 819, 1014, 1092, 1183, 1521, 1638, 2028, 2366, 3042, 3276, 3549, 4732, 6084, 7098, 10647, 14196, 21294, 42588, 487187, 974374, 1461561, 1948748, 2923122, 3410309, 4384683, 5846244, 6333431, 6820618, 8769366, 10230927, 12666862, 13641236, 17538732, 19000293, 20461854, 25333724, 30692781, 38000586, 40923708, 44334017, 57000879, 61385562, 76001172, 82334603, 88668034, 114001758, 122771124, 133002051, 164669206, 177336068, 228003516, 247003809, 266004102, 329338412, 399006153, 494007618, 532008204, 576342221, 741011427, 798012306, 988015236, 1152684442, 1482022854, 1596024612, 1729026663, 2305368884, 2964045708, 3458053326, 5187079989, 6916106652, 10374159978, 20748319956]

約数ペア:

[(1, 20748319956), (2, 10374159978), (3, 6916106652), (4, 5187079989), (6, 3458053326), (7, 2964045708), (9, 2305368884), (12, 1729026663), (13, 1596024612), (14, 1482022854), (18, 1152684442), (21, 988015236), (26, 798012306), (28, 741011427), (36, 576342221), (39, 532008204), (42, 494007618), (52, 399006153), (63, 329338412), (78, 266004102), (84, 247003809), (91, 228003516), (117, 177336068), (126, 164669206), (156, 133002051), (169, 122771124), (182, 114001758), (234, 88668034), (252, 82334603), (273, 76001172), (338, 61385562), (364, 57000879), (468, 44334017), (507, 40923708), (546, 38000586), (676, 30692781), (819, 25333724), (1014, 20461854), (1092, 19000293), (1183, 17538732), (1521, 13641236), (1638, 12666862), (2028, 10230927), (2366, 8769366), (3042, 6820618), (3276, 6333431), (3549, 5846244), (4732, 4384683), (6084, 3410309), (7098, 2923122), (10647, 1948748), (14196, 1461561), (21294, 974374), (42588, 487187)]