209818498

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1\times {\mathrm{5303}}^1$

素因数の和:5649

約数の個数: 16

約数和(自身を含む): 320276736

約数和(自身を除く): 110458238

約数列:

[1, 2, 73, 146, 271, 542, 5303, 10606, 19783, 39566, 387119, 774238, 1437113, 2874226, 104909249, 209818498]

約数ペア:

[(1, 209818498), (2, 104909249), (73, 2874226), (146, 1437113), (271, 774238), (542, 387119), (5303, 39566), (10606, 19783)]