18984434

素因数分解:

$2^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{2003}}^1$

素因数の和:2689

約数の個数: 16

約数和(自身を含む): 32609088

約数和(自身を除く): 13624654

約数列:

[1, 2, 7, 14, 677, 1354, 2003, 4006, 4739, 9478, 14021, 28042, 1356031, 2712062, 9492217, 18984434]

約数ペア:

[(1, 18984434), (2, 9492217), (7, 2712062), (14, 1356031), (677, 28042), (1354, 14021), (2003, 9478), (4006, 4739)]