201539344

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{32381}}^1$

素因数の和:32778

約数の個数: 20

約数和(自身を含む): 391498380

約数和(自身を除く): 189959036

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 32381, 64762, 129524, 259048, 518096, 12596209, 25192418, 50384836, 100769672, 201539344]

約数ペア:

[(1, 201539344), (2, 100769672), (4, 50384836), (8, 25192418), (16, 12596209), (389, 518096), (778, 259048), (1556, 129524), (3112, 64762), (6224, 32381)]