2978554

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{761}}^1$

素因数の和:885

約数の個数: 16

約数和(自身を含む): 4754880

約数和(自身を除く): 1776326

約数列:

[1, 2, 19, 38, 103, 206, 761, 1522, 1957, 3914, 14459, 28918, 78383, 156766, 1489277, 2978554]

約数ペア:

[(1, 2978554), (2, 1489277), (19, 156766), (38, 78383), (103, 28918), (206, 14459), (761, 3914), (1522, 1957)]