19048720

素因数分解:

$2^4\times 5^1\times {\mathrm{238109}}^1$

素因数の和:238122

約数の個数: 20

約数和(自身を含む): 44288460

約数和(自身を除く): 25239740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 238109, 476218, 952436, 1190545, 1904872, 2381090, 3809744, 4762180, 9524360, 19048720]

約数ペア:

[(1, 19048720), (2, 9524360), (4, 4762180), (5, 3809744), (8, 2381090), (10, 1904872), (16, 1190545), (20, 952436), (40, 476218), (80, 238109)]