19926100

素因数分解:

$2^2\times 5^2\times {\mathrm{199261}}^1$

素因数の和:199275

約数の個数: 18

約数和(自身を含む): 43239854

約数和(自身を除く): 23313754

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 199261, 398522, 797044, 996305, 1992610, 3985220, 4981525, 9963050, 19926100]

約数ペア:

[(1, 19926100), (2, 9963050), (4, 4981525), (5, 3985220), (10, 1992610), (20, 996305), (25, 797044), (50, 398522), (100, 199261)]