19384900

素因数分解:

$2^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{1301}}^1$

素因数の和:1464

約数の個数: 36

約数和(自身を含む): 42380100

約数和(自身を除く): 22995200

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 149, 298, 596, 745, 1301, 1490, 2602, 2980, 3725, 5204, 6505, 7450, 13010, 14900, 26020, 32525, 65050, 130100, 193849, 387698, 775396, 969245, 1938490, 3876980, 4846225, 9692450, 19384900]

約数ペア:

[(1, 19384900), (2, 9692450), (4, 4846225), (5, 3876980), (10, 1938490), (20, 969245), (25, 775396), (50, 387698), (100, 193849), (149, 130100), (298, 65050), (596, 32525), (745, 26020), (1301, 14900), (1490, 13010), (2602, 7450), (2980, 6505), (3725, 5204)]