211375532

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{5711}}^1$

素因数の和:6221

約数の個数: 24

約数和(自身を含む): 390243840

約数和(自身を除く): 178868308

約数列:

[1, 2, 4, 19, 38, 76, 487, 974, 1948, 5711, 9253, 11422, 18506, 22844, 37012, 108509, 217018, 434036, 2781257, 5562514, 11125028, 52843883, 105687766, 211375532]

約数ペア:

[(1, 211375532), (2, 105687766), (4, 52843883), (19, 11125028), (38, 5562514), (76, 2781257), (487, 434036), (974, 217018), (1948, 108509), (5711, 37012), (9253, 22844), (11422, 18506)]