19023765

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1223}}^1$

素因数の和:1309

約数の個数: 32

約数和(自身を含む): 32783616

約数和(自身を除く): 13759851

約数列:

[1, 3, 5, 15, 17, 51, 61, 85, 183, 255, 305, 915, 1037, 1223, 3111, 3669, 5185, 6115, 15555, 18345, 20791, 62373, 74603, 103955, 223809, 311865, 373015, 1119045, 1268251, 3804753, 6341255, 19023765]

約数ペア:

[(1, 19023765), (3, 6341255), (5, 3804753), (15, 1268251), (17, 1119045), (51, 373015), (61, 311865), (85, 223809), (183, 103955), (255, 74603), (305, 62373), (915, 20791), (1037, 18345), (1223, 15555), (3111, 6115), (3669, 5185)]