20123997135

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{681361}}^1$

素因数の和:681559

約数の個数: 32

約数和(自身を含む): 35321806080

約数和(自身を除く): 15197808945

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 179, 537, 895, 1969, 2685, 5907, 9845, 29535, 681361, 2044083, 3406805, 7494971, 10220415, 22484913, 37474855, 112424565, 121963619, 365890857, 609818095, 1341599809, 1829454285, 4024799427, 6707999045, 20123997135]

約数ペア:

[(1, 20123997135), (3, 6707999045), (5, 4024799427), (11, 1829454285), (15, 1341599809), (33, 609818095), (55, 365890857), (165, 121963619), (179, 112424565), (537, 37474855), (895, 22484913), (1969, 10220415), (2685, 7494971), (5907, 3406805), (9845, 2044083), (29535, 681361)]