19625104

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{18307}}^1$

素因数の和:18382

約数の個数: 20

約数和(自身を含む): 38593264

約数和(自身を除く): 18968160

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 18307, 36614, 73228, 146456, 292912, 1226569, 2453138, 4906276, 9812552, 19625104]

約数ペア:

[(1, 19625104), (2, 9812552), (4, 4906276), (8, 2453138), (16, 1226569), (67, 292912), (134, 146456), (268, 73228), (536, 36614), (1072, 18307)]