20376168

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:338

約数の個数: 64

約数和(自身を含む): 52799040

約数和(自身を除く): 32422872

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 83, 106, 159, 166, 193, 212, 249, 318, 332, 386, 424, 498, 579, 636, 664, 772, 996, 1158, 1272, 1544, 1992, 2316, 4399, 4632, 8798, 10229, 13197, 16019, 17596, 20458, 26394, 30687, 32038, 35192, 40916, 48057, 52788, 61374, 64076, 81832, 96114, 105576, 122748, 128152, 192228, 245496, 384456, 849007, 1698014, 2547021, 3396028, 5094042, 6792056, 10188084, 20376168]

約数ペア:

[(1, 20376168), (2, 10188084), (3, 6792056), (4, 5094042), (6, 3396028), (8, 2547021), (12, 1698014), (24, 849007), (53, 384456), (83, 245496), (106, 192228), (159, 128152), (166, 122748), (193, 105576), (212, 96114), (249, 81832), (318, 64076), (332, 61374), (386, 52788), (424, 48057), (498, 40916), (579, 35192), (636, 32038), (664, 30687), (772, 26394), (996, 20458), (1158, 17596), (1272, 16019), (1544, 13197), (1992, 10229), (2316, 8798), (4399, 4632)]