19205904

素因数分解:

$2^4\times 3^1\times {\mathrm{400123}}^1$

素因数の和:400134

約数の個数: 20

約数和(自身を含む): 49615376

約数和(自身を除く): 30409472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 400123, 800246, 1200369, 1600492, 2400738, 3200984, 4801476, 6401968, 9602952, 19205904]

約数ペア:

[(1, 19205904), (2, 9602952), (3, 6401968), (4, 4801476), (6, 3200984), (8, 2400738), (12, 1600492), (16, 1200369), (24, 800246), (48, 400123)]