20764608

素因数分解:

$2^6\times 3^1\times {\mathrm{83}}^1\times {\mathrm{1303}}^1$

素因数の和:1401

約数の個数: 56

約数和(自身を含む): 55644288

約数和(自身を除く): 34879680

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 83, 96, 166, 192, 249, 332, 498, 664, 996, 1303, 1328, 1992, 2606, 2656, 3909, 3984, 5212, 5312, 7818, 7968, 10424, 15636, 15936, 20848, 31272, 41696, 62544, 83392, 108149, 125088, 216298, 250176, 324447, 432596, 648894, 865192, 1297788, 1730384, 2595576, 3460768, 5191152, 6921536, 10382304, 20764608]

約数ペア:

[(1, 20764608), (2, 10382304), (3, 6921536), (4, 5191152), (6, 3460768), (8, 2595576), (12, 1730384), (16, 1297788), (24, 865192), (32, 648894), (48, 432596), (64, 324447), (83, 250176), (96, 216298), (166, 125088), (192, 108149), (249, 83392), (332, 62544), (498, 41696), (664, 31272), (996, 20848), (1303, 15936), (1328, 15636), (1992, 10424), (2606, 7968), (2656, 7818), (3909, 5312), (3984, 5212)]