201396428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{64633}}^1$

素因数の和:64697

約数の個数: 24

約数和(自身を含む): 380047920

約数和(自身を除く): 178651492

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 779, 1558, 3116, 64633, 129266, 258532, 1228027, 2456054, 2649953, 4912108, 5299906, 10599812, 50349107, 100698214, 201396428]

約数ペア:

[(1, 201396428), (2, 100698214), (4, 50349107), (19, 10599812), (38, 5299906), (41, 4912108), (76, 2649953), (82, 2456054), (164, 1228027), (779, 258532), (1558, 129266), (3116, 64633)]