20439432

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:308

約数の個数: 128

約数和(自身を含む): 63504000

約数和(自身を除く): 43064568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 29, 36, 39, 52, 54, 58, 72, 78, 87, 104, 108, 116, 117, 156, 174, 216, 232, 234, 251, 261, 312, 348, 351, 377, 468, 502, 522, 696, 702, 753, 754, 783, 936, 1004, 1044, 1131, 1404, 1506, 1508, 1566, 2008, 2088, 2259, 2262, 2808, 3012, 3016, 3132, 3263, 3393, 4518, 4524, 6024, 6264, 6526, 6777, 6786, 7279, 9036, 9048, 9789, 10179, 13052, 13554, 13572, 14558, 18072, 19578, 20358, 21837, 26104, 27108, 27144, 29116, 29367, 39156, 40716, 43674, 54216, 58232, 58734, 65511, 78312, 81432, 87348, 88101, 94627, 117468, 131022, 174696, 176202, 189254, 196533, 234936, 262044, 283881, 352404, 378508, 393066, 524088, 567762, 704808, 757016, 786132, 851643, 1135524, 1572264, 1703286, 2271048, 2554929, 3406572, 5109858, 6813144, 10219716, 20439432]

約数ペア:

[(1, 20439432), (2, 10219716), (3, 6813144), (4, 5109858), (6, 3406572), (8, 2554929), (9, 2271048), (12, 1703286), (13, 1572264), (18, 1135524), (24, 851643), (26, 786132), (27, 757016), (29, 704808), (36, 567762), (39, 524088), (52, 393066), (54, 378508), (58, 352404), (72, 283881), (78, 262044), (87, 234936), (104, 196533), (108, 189254), (116, 176202), (117, 174696), (156, 131022), (174, 117468), (216, 94627), (232, 88101), (234, 87348), (251, 81432), (261, 78312), (312, 65511), (348, 58734), (351, 58232), (377, 54216), (468, 43674), (502, 40716), (522, 39156), (696, 29367), (702, 29116), (753, 27144), (754, 27108), (783, 26104), (936, 21837), (1004, 20358), (1044, 19578), (1131, 18072), (1404, 14558), (1506, 13572), (1508, 13554), (1566, 13052), (2008, 10179), (2088, 9789), (2259, 9048), (2262, 9036), (2808, 7279), (3012, 6786), (3016, 6777), (3132, 6526), (3263, 6264), (3393, 6024), (4518, 4524)]