20543145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2017}}^1$

素因数の和:2129

約数の個数: 32

約数和(自身を含む): 37970688

約数和(自身を除く): 17427543

約数列:

[1, 3, 5, 7, 15, 21, 35, 97, 105, 291, 485, 679, 1455, 2017, 2037, 3395, 6051, 10085, 10185, 14119, 30255, 42357, 70595, 195649, 211785, 586947, 978245, 1369543, 2934735, 4108629, 6847715, 20543145]

約数ペア:

[(1, 20543145), (3, 6847715), (5, 4108629), (7, 2934735), (15, 1369543), (21, 978245), (35, 586947), (97, 211785), (105, 195649), (291, 70595), (485, 42357), (679, 30255), (1455, 14119), (2017, 10185), (2037, 10085), (3395, 6051)]