19183017

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 30638080

約数和(自身を除く): 11455063

約数列:

[1, 3, 7, 21, 31, 79, 93, 217, 237, 373, 553, 651, 1119, 1659, 2449, 2611, 7347, 7833, 11563, 17143, 29467, 34689, 51429, 80941, 88401, 206269, 242823, 618807, 913477, 2740431, 6394339, 19183017]

約数ペア:

[(1, 19183017), (3, 6394339), (7, 2740431), (21, 913477), (31, 618807), (79, 242823), (93, 206269), (217, 88401), (237, 80941), (373, 51429), (553, 34689), (651, 29467), (1119, 17143), (1659, 11563), (2449, 7833), (2611, 7347)]