208783490

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{485543}}^1$

素因数の和:485593

約数の個数: 16

約数和(自身を含む): 384550848

約数和(自身を除く): 175767358

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 485543, 971086, 2427715, 4855430, 20878349, 41756698, 104391745, 208783490]

約数ペア:

[(1, 208783490), (2, 104391745), (5, 41756698), (10, 20878349), (43, 4855430), (86, 2427715), (215, 971086), (430, 485543)]