19163769

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1\times {\mathrm{449}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 26308800

約数和(自身を除く): 7145031

約数列:

[1, 3, 41, 123, 347, 449, 1041, 1347, 14227, 18409, 42681, 55227, 155803, 467409, 6387923, 19163769]

約数ペア:

[(1, 19163769), (3, 6387923), (41, 467409), (123, 155803), (347, 55227), (449, 42681), (1041, 18409), (1347, 14227)]