19240518

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{7879}}^1$

素因数の和:7932

約数の個数: 32

約数和(自身を含む): 43119360

約数和(自身を除く): 23878842

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 222, 407, 814, 1221, 2442, 7879, 15758, 23637, 47274, 86669, 173338, 260007, 291523, 520014, 583046, 874569, 1749138, 3206753, 6413506, 9620259, 19240518]

約数ペア:

[(1, 19240518), (2, 9620259), (3, 6413506), (6, 3206753), (11, 1749138), (22, 874569), (33, 583046), (37, 520014), (66, 291523), (74, 260007), (111, 173338), (222, 86669), (407, 47274), (814, 23637), (1221, 15758), (2442, 7879)]