201989914

素因数分解:

$2^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{40189}}^1$

素因数の和:40557

約数の個数: 16

約数和(自身を含む): 347241600

約数和(自身を除く): 145251686

約数列:

[1, 2, 7, 14, 359, 718, 2513, 5026, 40189, 80378, 281323, 562646, 14427851, 28855702, 100994957, 201989914]

約数ペア:

[(1, 201989914), (2, 100994957), (7, 28855702), (14, 14427851), (359, 562646), (718, 281323), (2513, 80378), (5026, 40189)]