20032768

素因数分解:

$2^8\times 7^2\times {\mathrm{1597}}^1$

素因数の和:1627

約数の個数: 54

約数和(自身を含む): 46544946

約数和(自身を除く): 26512178

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 784, 896, 1568, 1597, 1792, 3136, 3194, 6272, 6388, 11179, 12544, 12776, 22358, 25552, 44716, 51104, 78253, 89432, 102208, 156506, 178864, 204416, 313012, 357728, 408832, 626024, 715456, 1252048, 1430912, 2504096, 2861824, 5008192, 10016384, 20032768]

約数ペア:

[(1, 20032768), (2, 10016384), (4, 5008192), (7, 2861824), (8, 2504096), (14, 1430912), (16, 1252048), (28, 715456), (32, 626024), (49, 408832), (56, 357728), (64, 313012), (98, 204416), (112, 178864), (128, 156506), (196, 102208), (224, 89432), (256, 78253), (392, 51104), (448, 44716), (784, 25552), (896, 22358), (1568, 12776), (1597, 12544), (1792, 11179), (3136, 6388), (3194, 6272)]