2178978818

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{1151}}^1\times {\mathrm{22013}}^1$

素因数の和:23209

約数の個数: 16

約数和(自身を含む): 3347536896

約数和(自身を除く): 1168558078

約数列:

[1, 2, 43, 86, 1151, 2302, 22013, 44026, 49493, 98986, 946559, 1893118, 25336963, 50673926, 1089489409, 2178978818]

約数ペア:

[(1, 2178978818), (2, 1089489409), (43, 50673926), (86, 25336963), (1151, 1893118), (2302, 946559), (22013, 98986), (44026, 49493)]