20463352

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28109}}^1$

素因数の和:28135

約数の個数: 32

約数和(自身を含む): 47224800

約数和(自身を除く): 26761448

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 28109, 56218, 112436, 196763, 224872, 365417, 393526, 730834, 787052, 1461668, 1574104, 2557919, 2923336, 5115838, 10231676, 20463352]

約数ペア:

[(1, 20463352), (2, 10231676), (4, 5115838), (7, 2923336), (8, 2557919), (13, 1574104), (14, 1461668), (26, 787052), (28, 730834), (52, 393526), (56, 365417), (91, 224872), (104, 196763), (182, 112436), (364, 56218), (728, 28109)]