18970252

素因数分解:

$2^2\times 7^2\times {\mathrm{96787}}^1$

素因数の和:96805

約数の個数: 18

約数和(自身を含む): 38618412

約数和(自身を除く): 19648160

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 96787, 193574, 387148, 677509, 1355018, 2710036, 4742563, 9485126, 18970252]

約数ペア:

[(1, 18970252), (2, 9485126), (4, 4742563), (7, 2710036), (14, 1355018), (28, 677509), (49, 387148), (98, 193574), (196, 96787)]