2016246978

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{991}}^1$

素因数の和:1685

約数の個数: 80

約数和(自身を含む): 4767671040

約数和(自身を除く): 2751424062

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 661, 991, 1026, 1322, 1539, 1982, 1983, 2973, 3078, 3966, 5946, 5949, 8919, 11898, 12559, 17838, 17847, 18829, 25118, 26757, 35694, 37658, 37677, 53514, 53541, 56487, 75354, 80271, 107082, 112974, 113031, 160542, 169461, 226062, 338922, 339093, 508383, 655051, 678186, 1016766, 1017279, 1310102, 1525149, 1965153, 2034558, 3050298, 3930306, 5895459, 11790918, 12445969, 17686377, 24891938, 35372754, 37337907, 53059131, 74675814, 106118262, 112013721, 224027442, 336041163, 672082326, 1008123489, 2016246978]

約数ペア:

[(1, 2016246978), (2, 1008123489), (3, 672082326), (6, 336041163), (9, 224027442), (18, 112013721), (19, 106118262), (27, 74675814), (38, 53059131), (54, 37337907), (57, 35372754), (81, 24891938), (114, 17686377), (162, 12445969), (171, 11790918), (342, 5895459), (513, 3930306), (661, 3050298), (991, 2034558), (1026, 1965153), (1322, 1525149), (1539, 1310102), (1982, 1017279), (1983, 1016766), (2973, 678186), (3078, 655051), (3966, 508383), (5946, 339093), (5949, 338922), (8919, 226062), (11898, 169461), (12559, 160542), (17838, 113031), (17847, 112974), (18829, 107082), (25118, 80271), (26757, 75354), (35694, 56487), (37658, 53541), (37677, 53514)]