20212372998

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{6563}}^1$

素因数の和:6810

約数の個数: 96

約数和(自身を含む): 47037729024

約数和(自身を除く): 26825356026

約数列:

[1, 2, 3, 6, 9, 18, 23, 43, 46, 69, 86, 129, 138, 173, 207, 258, 346, 387, 414, 519, 774, 989, 1038, 1557, 1978, 2967, 3114, 3979, 5934, 6563, 7439, 7958, 8901, 11937, 13126, 14878, 17802, 19689, 22317, 23874, 35811, 39378, 44634, 59067, 66951, 71622, 118134, 133902, 150949, 171097, 282209, 301898, 342194, 452847, 513291, 564418, 846627, 905694, 1026582, 1135399, 1358541, 1539873, 1693254, 2270798, 2539881, 2717082, 3079746, 3406197, 5079762, 6490807, 6812394, 10218591, 12981614, 19472421, 20437182, 26114177, 38944842, 48822157, 52228354, 58417263, 78342531, 97644314, 116834526, 146466471, 156685062, 235027593, 292932942, 439399413, 470055186, 878798826, 1122909611, 2245819222, 3368728833, 6737457666, 10106186499, 20212372998]

約数ペア:

[(1, 20212372998), (2, 10106186499), (3, 6737457666), (6, 3368728833), (9, 2245819222), (18, 1122909611), (23, 878798826), (43, 470055186), (46, 439399413), (69, 292932942), (86, 235027593), (129, 156685062), (138, 146466471), (173, 116834526), (207, 97644314), (258, 78342531), (346, 58417263), (387, 52228354), (414, 48822157), (519, 38944842), (774, 26114177), (989, 20437182), (1038, 19472421), (1557, 12981614), (1978, 10218591), (2967, 6812394), (3114, 6490807), (3979, 5079762), (5934, 3406197), (6563, 3079746), (7439, 2717082), (7958, 2539881), (8901, 2270798), (11937, 1693254), (13126, 1539873), (14878, 1358541), (17802, 1135399), (19689, 1026582), (22317, 905694), (23874, 846627), (35811, 564418), (39378, 513291), (44634, 452847), (59067, 342194), (66951, 301898), (71622, 282209), (118134, 171097), (133902, 150949)]