19604949

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{10259}}^1$

素因数の和:10289

約数の個数: 24

約数和(自身を含む): 32749920

約数和(自身を除く): 13144971

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 10259, 30777, 71813, 133367, 215439, 400101, 502691, 933569, 1508073, 2800707, 6534983, 19604949]

約数ペア:

[(1, 19604949), (3, 6534983), (7, 2800707), (13, 1508073), (21, 933569), (39, 502691), (49, 400101), (91, 215439), (147, 133367), (273, 71813), (637, 30777), (1911, 10259)]