13640144

素因数分解:

$2^4\times 7^1\times {\mathrm{121787}}^1$

素因数の和:121802

約数の個数: 20

約数和(自身を含む): 30203424

約数和(自身を除く): 16563280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 121787, 243574, 487148, 852509, 974296, 1705018, 1948592, 3410036, 6820072, 13640144]

約数ペア:

[(1, 13640144), (2, 6820072), (4, 3410036), (7, 1948592), (8, 1705018), (14, 974296), (16, 852509), (28, 487148), (56, 243574), (112, 121787)]