19218156

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{389}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 47174400

約数和(自身を除く): 27956244

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 179, 276, 358, 389, 537, 716, 778, 1074, 1167, 1556, 2148, 2334, 4117, 4668, 8234, 8947, 12351, 16468, 17894, 24702, 26841, 35788, 49404, 53682, 69631, 107364, 139262, 208893, 278524, 417786, 835572, 1601513, 3203026, 4804539, 6406052, 9609078, 19218156]

約数ペア:

[(1, 19218156), (2, 9609078), (3, 6406052), (4, 4804539), (6, 3203026), (12, 1601513), (23, 835572), (46, 417786), (69, 278524), (92, 208893), (138, 139262), (179, 107364), (276, 69631), (358, 53682), (389, 49404), (537, 35788), (716, 26841), (778, 24702), (1074, 17894), (1167, 16468), (1556, 12351), (2148, 8947), (2334, 8234), (4117, 4668)]