20704112

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9049}}^1$

素因数の和:9081

約数の個数: 40

約数和(自身を含む): 47132400

約数和(自身を除く): 26428288

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 9049, 18098, 36196, 72392, 99539, 117637, 144784, 199078, 235274, 398156, 470548, 796312, 941096, 1294007, 1592624, 1882192, 2588014, 5176028, 10352056, 20704112]

約数ペア:

[(1, 20704112), (2, 10352056), (4, 5176028), (8, 2588014), (11, 1882192), (13, 1592624), (16, 1294007), (22, 941096), (26, 796312), (44, 470548), (52, 398156), (88, 235274), (104, 199078), (143, 144784), (176, 117637), (208, 99539), (286, 72392), (572, 36196), (1144, 18098), (2288, 9049)]