20683992

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:193

約数の個数: 128

約数和(自身を含む): 63452160

約数和(自身を除く): 42768168

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 53, 56, 69, 84, 92, 101, 106, 138, 159, 161, 168, 184, 202, 212, 276, 303, 318, 322, 371, 404, 424, 483, 552, 606, 636, 644, 707, 742, 808, 966, 1113, 1212, 1219, 1272, 1288, 1414, 1484, 1932, 2121, 2226, 2323, 2424, 2438, 2828, 2968, 3657, 3864, 4242, 4452, 4646, 4876, 5353, 5656, 6969, 7314, 8484, 8533, 8904, 9292, 9752, 10706, 13938, 14628, 16059, 16261, 16968, 17066, 18584, 21412, 25599, 27876, 29256, 32118, 32522, 34132, 37471, 42824, 48783, 51198, 55752, 64236, 65044, 68264, 74942, 97566, 102396, 112413, 123119, 128472, 130088, 149884, 195132, 204792, 224826, 246238, 299768, 369357, 390264, 449652, 492476, 738714, 861833, 899304, 984952, 1477428, 1723666, 2585499, 2954856, 3447332, 5170998, 6894664, 10341996, 20683992]

約数ペア:

[(1, 20683992), (2, 10341996), (3, 6894664), (4, 5170998), (6, 3447332), (7, 2954856), (8, 2585499), (12, 1723666), (14, 1477428), (21, 984952), (23, 899304), (24, 861833), (28, 738714), (42, 492476), (46, 449652), (53, 390264), (56, 369357), (69, 299768), (84, 246238), (92, 224826), (101, 204792), (106, 195132), (138, 149884), (159, 130088), (161, 128472), (168, 123119), (184, 112413), (202, 102396), (212, 97566), (276, 74942), (303, 68264), (318, 65044), (322, 64236), (371, 55752), (404, 51198), (424, 48783), (483, 42824), (552, 37471), (606, 34132), (636, 32522), (644, 32118), (707, 29256), (742, 27876), (808, 25599), (966, 21412), (1113, 18584), (1212, 17066), (1219, 16968), (1272, 16261), (1288, 16059), (1414, 14628), (1484, 13938), (1932, 10706), (2121, 9752), (2226, 9292), (2323, 8904), (2424, 8533), (2438, 8484), (2828, 7314), (2968, 6969), (3657, 5656), (3864, 5353), (4242, 4876), (4452, 4646)]