18862228

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1303}}^1$

素因数の和:1372

約数の個数: 48

約数和(自身を含む): 42061824

約数和(自身を除く): 23199596

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 154, 188, 308, 329, 517, 658, 1034, 1303, 1316, 2068, 2606, 3619, 5212, 7238, 9121, 14333, 14476, 18242, 28666, 36484, 57332, 61241, 100331, 122482, 200662, 244964, 401324, 428687, 673651, 857374, 1347302, 1714748, 2694604, 4715557, 9431114, 18862228]

約数ペア:

[(1, 18862228), (2, 9431114), (4, 4715557), (7, 2694604), (11, 1714748), (14, 1347302), (22, 857374), (28, 673651), (44, 428687), (47, 401324), (77, 244964), (94, 200662), (154, 122482), (188, 100331), (308, 61241), (329, 57332), (517, 36484), (658, 28666), (1034, 18242), (1303, 14476), (1316, 14333), (2068, 9121), (2606, 7238), (3619, 5212)]