201990628

素因数分解:

$2^2\times 7^1\times {\mathrm{1481}}^1\times {\mathrm{4871}}^1$

素因数の和:6363

約数の個数: 24

約数和(自身を含む): 404337024

約数和(自身を除く): 202346396

約数列:

[1, 2, 4, 7, 14, 28, 1481, 2962, 4871, 5924, 9742, 10367, 19484, 20734, 34097, 41468, 68194, 136388, 7213951, 14427902, 28855804, 50497657, 100995314, 201990628]

約数ペア:

[(1, 201990628), (2, 100995314), (4, 50497657), (7, 28855804), (14, 14427902), (28, 7213951), (1481, 136388), (2962, 68194), (4871, 41468), (5924, 34097), (9742, 20734), (10367, 19484)]