19400188

素因数分解:

$2^2\times {\mathrm{29}}^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:214

約数の個数: 36

約数和(自身を含む): 36094240

約数和(自身を除く): 16694052

約数列:

[1, 2, 4, 29, 58, 73, 79, 116, 146, 158, 292, 316, 841, 1682, 2117, 2291, 3364, 4234, 4582, 5767, 8468, 9164, 11534, 23068, 61393, 66439, 122786, 132878, 167243, 245572, 265756, 334486, 668972, 4850047, 9700094, 19400188]

約数ペア:

[(1, 19400188), (2, 9700094), (4, 4850047), (29, 668972), (58, 334486), (73, 265756), (79, 245572), (116, 167243), (146, 132878), (158, 122786), (292, 66439), (316, 61393), (841, 23068), (1682, 11534), (2117, 9164), (2291, 8468), (3364, 5767), (4234, 4582)]