19843227

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{373}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 30105504

約数和(自身を除く): 10262277

約数列:

[1, 3, 9, 23, 69, 207, 257, 373, 771, 1119, 2313, 3357, 5911, 8579, 17733, 25737, 53199, 77211, 95861, 287583, 862749, 2204803, 6614409, 19843227]

約数ペア:

[(1, 19843227), (3, 6614409), (9, 2204803), (23, 862749), (69, 287583), (207, 95861), (257, 77211), (373, 53199), (771, 25737), (1119, 17733), (2313, 8579), (3357, 5911)]