20409733376

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{3607}}^1$

素因数の和:3708

約数の個数: 108

約数和(自身を含む): 43938772416

約数和(自身を除く): 23529039040

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 62, 64, 92, 124, 128, 184, 248, 256, 368, 496, 713, 736, 961, 992, 1426, 1472, 1922, 1984, 2852, 2944, 3607, 3844, 3968, 5704, 5888, 7214, 7688, 7936, 11408, 14428, 15376, 22103, 22816, 28856, 30752, 44206, 45632, 57712, 61504, 82961, 88412, 91264, 111817, 115424, 123008, 165922, 176824, 182528, 223634, 230848, 246016, 331844, 353648, 447268, 461696, 663688, 707296, 894536, 923392, 1327376, 1414592, 1789072, 2571791, 2654752, 2829184, 3466327, 3578144, 5143582, 5309504, 5658368, 6932654, 7156288, 10287164, 10619008, 13865308, 14312576, 20574328, 21238016, 27730616, 28625152, 41148656, 55461232, 79725521, 82297312, 110922464, 159451042, 164594624, 221844928, 318902084, 329189248, 443689856, 637804168, 658378496, 887379712, 1275608336, 2551216672, 5102433344, 10204866688, 20409733376]

約数ペア:

[(1, 20409733376), (2, 10204866688), (4, 5102433344), (8, 2551216672), (16, 1275608336), (23, 887379712), (31, 658378496), (32, 637804168), (46, 443689856), (62, 329189248), (64, 318902084), (92, 221844928), (124, 164594624), (128, 159451042), (184, 110922464), (248, 82297312), (256, 79725521), (368, 55461232), (496, 41148656), (713, 28625152), (736, 27730616), (961, 21238016), (992, 20574328), (1426, 14312576), (1472, 13865308), (1922, 10619008), (1984, 10287164), (2852, 7156288), (2944, 6932654), (3607, 5658368), (3844, 5309504), (3968, 5143582), (5704, 3578144), (5888, 3466327), (7214, 2829184), (7688, 2654752), (7936, 2571791), (11408, 1789072), (14428, 1414592), (15376, 1327376), (22103, 923392), (22816, 894536), (28856, 707296), (30752, 663688), (44206, 461696), (45632, 447268), (57712, 353648), (61504, 331844), (82961, 246016), (88412, 230848), (91264, 223634), (111817, 182528), (115424, 176824), (123008, 165922)]