2013031655

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1\times {\mathrm{20261}}^1$

素因数の和:20938

約数の個数: 16

約数和(自身を含む): 2497575168

約数和(自身を除く): 484543513

約数列:

[1, 5, 31, 155, 641, 3205, 19871, 20261, 99355, 101305, 628091, 3140455, 12987301, 64936505, 402606331, 2013031655]

約数ペア:

[(1, 2013031655), (5, 402606331), (31, 64936505), (155, 12987301), (641, 3140455), (3205, 628091), (19871, 101305), (20261, 99355)]