19203195

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{643}}^1$

素因数の和:843

約数の個数: 32

約数和(自身を含む): 33755904

約数和(自身を除く): 14552709

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 181, 543, 643, 905, 1929, 1991, 2715, 3215, 5973, 7073, 9645, 9955, 21219, 29865, 35365, 106095, 116383, 349149, 581915, 1280213, 1745745, 3840639, 6401065, 19203195]

約数ペア:

[(1, 19203195), (3, 6401065), (5, 3840639), (11, 1745745), (15, 1280213), (33, 581915), (55, 349149), (165, 116383), (181, 106095), (543, 35365), (643, 29865), (905, 21219), (1929, 9955), (1991, 9645), (2715, 7073), (3215, 5973)]