20858824

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{10067}}^1$

素因数の和:10117

約数の個数: 32

約数和(自身を含む): 45910080

約数和(自身を除く): 25051256

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 10067, 20134, 40268, 70469, 80536, 140938, 281876, 372479, 563752, 744958, 1489916, 2607353, 2979832, 5214706, 10429412, 20858824]

約数ペア:

[(1, 20858824), (2, 10429412), (4, 5214706), (7, 2979832), (8, 2607353), (14, 1489916), (28, 744958), (37, 563752), (56, 372479), (74, 281876), (148, 140938), (259, 80536), (296, 70469), (518, 40268), (1036, 20134), (2072, 10067)]