19052720

素因数分解:

$2^4\times 5^1\times {\mathrm{238159}}^1$

素因数の和:238172

約数の個数: 20

約数和(自身を含む): 44297760

約数和(自身を除く): 25245040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 238159, 476318, 952636, 1190795, 1905272, 2381590, 3810544, 4763180, 9526360, 19052720]

約数ペア:

[(1, 19052720), (2, 9526360), (4, 4763180), (5, 3810544), (8, 2381590), (10, 1905272), (16, 1190795), (20, 952636), (40, 476318), (80, 238159)]