20410586

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 36495360

約数和(自身を除く): 16084774

約数列:

[1, 2, 7, 14, 31, 62, 131, 217, 262, 359, 434, 718, 917, 1834, 2513, 4061, 5026, 8122, 11129, 22258, 28427, 47029, 56854, 77903, 94058, 155806, 329203, 658406, 1457899, 2915798, 10205293, 20410586]

約数ペア:

[(1, 20410586), (2, 10205293), (7, 2915798), (14, 1457899), (31, 658406), (62, 329203), (131, 155806), (217, 94058), (262, 77903), (359, 56854), (434, 47029), (718, 28427), (917, 22258), (1834, 11129), (2513, 8122), (4061, 5026)]