18947670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{90227}}^1$

素因数の和:90244

約数の個数: 32

約数和(自身を含む): 51971328

約数和(自身を除く): 33023658

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 90227, 180454, 270681, 451135, 541362, 631589, 902270, 1263178, 1353405, 1894767, 2706810, 3157945, 3789534, 6315890, 9473835, 18947670]

約数ペア:

[(1, 18947670), (2, 9473835), (3, 6315890), (5, 3789534), (6, 3157945), (7, 2706810), (10, 1894767), (14, 1353405), (15, 1263178), (21, 902270), (30, 631589), (35, 541362), (42, 451135), (70, 270681), (105, 180454), (210, 90227)]