18738958

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{16943}}^1$

素因数の和:17031

約数の個数: 16

約数和(自身を含む): 32532480

約数和(自身を除く): 13793522

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 16943, 33886, 118601, 237202, 1338497, 2676994, 9369479, 18738958]

約数ペア:

[(1, 18738958), (2, 9369479), (7, 2676994), (14, 1338497), (79, 237202), (158, 118601), (553, 33886), (1106, 16943)]