20775474

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{20249}}^1$

素因数の和:20279

約数の個数: 32

約数和(自身を含む): 48600000

約数和(自身を除く): 27824526

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 20249, 40498, 60747, 121494, 182241, 364482, 384731, 546723, 769462, 1093446, 1154193, 2308386, 3462579, 6925158, 10387737, 20775474]

約数ペア:

[(1, 20775474), (2, 10387737), (3, 6925158), (6, 3462579), (9, 2308386), (18, 1154193), (19, 1093446), (27, 769462), (38, 546723), (54, 384731), (57, 364482), (114, 182241), (171, 121494), (342, 60747), (513, 40498), (1026, 20249)]