19732203

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{449}}^1$

素因数の和:731

約数の個数: 24

約数和(自身を含む): 30186000

約数和(自身を除く): 10453797

約数列:

[1, 3, 9, 19, 57, 171, 257, 449, 771, 1347, 2313, 4041, 4883, 8531, 14649, 25593, 43947, 76779, 115393, 346179, 1038537, 2192467, 6577401, 19732203]

約数ペア:

[(1, 19732203), (3, 6577401), (9, 2192467), (19, 1038537), (57, 346179), (171, 115393), (257, 76779), (449, 43947), (771, 25593), (1347, 14649), (2313, 8531), (4041, 4883)]