219613156

素因数分解:

$2^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{40639}}^1$

素因数の和:40843

約数の個数: 24

約数和(自身を含む): 441512960

約数和(自身を除く): 221899804

約数列:

[1, 2, 4, 7, 14, 28, 193, 386, 772, 1351, 2702, 5404, 40639, 81278, 162556, 284473, 568946, 1137892, 7843327, 15686654, 31373308, 54903289, 109806578, 219613156]

約数ペア:

[(1, 219613156), (2, 109806578), (4, 54903289), (7, 31373308), (14, 15686654), (28, 7843327), (193, 1137892), (386, 568946), (772, 284473), (1351, 162556), (2702, 81278), (5404, 40639)]