3941398

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:196

約数の個数: 24

約数和(自身を含む): 6419088

約数和(自身を除く): 2477690

約数列:

[1, 2, 19, 38, 53, 103, 106, 206, 361, 722, 1007, 1957, 2014, 3914, 5459, 10918, 19133, 37183, 38266, 74366, 103721, 207442, 1970699, 3941398]

約数ペア:

[(1, 3941398), (2, 1970699), (19, 207442), (38, 103721), (53, 74366), (103, 38266), (106, 37183), (206, 19133), (361, 10918), (722, 5459), (1007, 3914), (1957, 2014)]