201780388

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{1363381}}^1$

素因数の和:1363422

約数の個数: 12

約数和(自身を含む): 362659612

約数和(自身を除く): 160879224

約数列:

[1, 2, 4, 37, 74, 148, 1363381, 2726762, 5453524, 50445097, 100890194, 201780388]

約数ペア:

[(1, 201780388), (2, 100890194), (4, 50445097), (37, 5453524), (74, 2726762), (148, 1363381)]