31387924

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{1607}}^1$

素因数の和:1887

約数の個数: 24

約数和(自身を含む): 58080960

約数和(自身を除く): 26693036

約数列:

[1, 2, 4, 19, 38, 76, 257, 514, 1028, 1607, 3214, 4883, 6428, 9766, 19532, 30533, 61066, 122132, 412999, 825998, 1651996, 7846981, 15693962, 31387924]

約数ペア:

[(1, 31387924), (2, 15693962), (4, 7846981), (19, 1651996), (38, 825998), (76, 412999), (257, 122132), (514, 61066), (1028, 30533), (1607, 19532), (3214, 9766), (4883, 6428)]